operates a small operates according operates and maintains operates as operates at a frequency operates autonomously operates based operates bus operates charter operates continuously operates differently operates effectively operates flights operates globally operates in operates in conjunction operates in the following way operates in the same manner operates independently operates internationally operates its own operates normally operates on the basis operates on the principle operates only operates only when operates out operates outside operates passenger operates primarily operates properly operates similar operates smoothly operates well operates worldwide operati operatic operatic debut operatic soprano operatic tenor operating operating a business operating a motor vehicle operating a power tool operating a small operating a vehicle operating a wind operating abroad operating activities operating agencies operating agency operating agreement operating agreements operating aid operating air operating alone operating and administrative operating and capital operating and financial operating and maintaining operating and maintenance operating and maintenance costs operating and maintenance instructions operating and safety instructions operating and storage operating appliance operating appropriations operating area operating areas operating arm operating assets operating at a loss operating at full operating at full capacity operating at high operating at maximum operating at peak operating at the same operating authority operating base operating bases operating budget operating budgets operating business operating button operating capability operating capacity operating capital operating cash operating cash flow operating cash reserve operating center operating centre operating certificate operating chamber operating characteristics operating charges operating code operating committee operating companies operating company operating concept operating condition operating conditions operating configuration operating continuously operating contribution operating control operating controls operating correctly operating cost operating costs operating current operating cycle operating cycles operating data operating days operating deficit operating depth operating device operating devices operating diagram operating distance operating division operating divisions operating earnings operating effectively operating effectiveness operating efficiency operating efficiently operating element operating elements operating engineers operating entities operating entity operating environment operating environments operating equipment operating errors operating expenditure operating expenditures operating expense operating expenses operating experience operating facilities operating features operating field operating flights operating force operating framework operating frequencies operating frequency operating functions operating fund operating funding operating funds operating globally operating grant operating grants operating group operating guide operating guidelines operating handle operating head operating heavy machinery operating height operating hour operating hours operating illegally operating in operating in accordance operating in australia operating in china operating in iraq operating in mexico operating in parallel operating in russia operating in south operating in the area operating in the city operating in the field operating in the market operating in the united states operating income operating income and expenses operating independently operating information operating instruction operating instructions operating instructions can operating internationally operating it operating knob operating lamp operating language operating lease operating leases operating level operating lever operating leverage operating licence operating licences operating license operating licenses operating life operating light operating limits operating line operating lines operating location operating loss operating losses operating machine operating machinery operating machines operating manual operating margin operating margins operating mechanism operating mechanisms operating member operating method operating methods operating microscope operating mode operating mode switch operating model operating models operating modes operating name operating noise operating normally operating now operating nuclear operating off operating officer operating on him operating on me operating on the market operating on the same operating options operating organization operating out operating panel operating parameter operating parameters operating part operating partner operating performance operating period operating permit operating permits operating personnel operating phase operating phases operating plan operating platform operating point operating points operating policies operating position operating positions operating power operating practices operating pressure operating pressures operating principle operating principles operating problems operating procedure operating procedures operating process operating processes operating profit operating profit margin operating profits operating program operating properly operating protocol operating range operating ranges operating rate operating ratio operating reactors operating regulations operating reliability operating requirements operating reserve operating reserves operating restrictions operating result operating results operating revenue operating revenues operating right operating rod operating room operating rooms operating rules operating safety operating schedule operating season operating section operating security operating segment operating segments operating sequence operating services operating simultaneously operating site operating sites operating situation operating software operating sounds operating space operating speed operating speeds operating staff operating standards operating state operating states operating station operating status operating step operating steps operating structure operating subsidiaries operating subsidies operating support operating surgeon operating surplus operating switch operating system operating system android operating system as operating system based operating system called operating system can operating system designed operating system developed operating system files operating system has operating system installation operating system installed operating system ios operating system is not operating system itself operating system level operating system may operating system must operating system software operating system support operating system updates operating system used operating system version operating system will operating system windows operating system you operating systems operating systems and applications operating systems as operating systems support operating systems will operating table operating tables operating temperature operating temperatures operating the equipment operating the machine operating the system operating the tool operating the unit operating theater operating theatre operating theatres operating time operating times operating together operating tool operating under the assumption operating under the name operating unit operating units operating valve operating voltage operating water operating wavelength operating weight operating well operating zone operating-system operation operation according operation again operation also operation althea operation always operation anaconda operation and administration operation and control operation and development operation and maintenance operation and maintenance costs operation and maintenance manual operation and management operation and monitoring operation and performance operation and safety operation and support operation and use operation appears operation area operation artemis operation at high operation atalanta operation automatically operation back operation bagration operation barbarossa operation based operation begins operation big operation bite operation bite mark operation black operation blue operation button operation buttons operation called operation came operation can operation can be done operation can be performed operation can only operation carried out operation causes operation center operation centers operation centre operation centres operation check operation christmas operation christmas child operation clean operation cobra operation code operation cold operation command operation commander operation commenced operation complete operation completed operation concerns operation condition operation condor operation conducted operation consists operation continued operation control operation corresponds operation cost operation costs operation could operation could not operation crossroads operation crusader operation data operation date operation day operation depends operation desert operation details operation device operation did not operation display operation do operation does operation does not operation done operation downfall operation dragoon operation due operation dynamo operation easy operation efficiency operation ended operation entebbe operation environment operation even operation ever operation example operation failed operation fails operation fast operation first operation flow operation following operation force operation forces operation free operation freedom operation frequency operation function operation gets operation gladio operation glass operation go operation goes operation going operation goodwood operation got operation grand operation green operation guide operation had operation has operation have operation headquarters operation hours operation husky operation immediately operation in afghanistan operation in bosnia operation in burundi operation in côte operation in côte d operation in cyprus operation in darfur operation in gaza operation in progress operation in somalia operation in syria operation in the world operation includes operation indicator operation information operation instruction operation instructions operation interface operation involves operation involving operation iraqi freedom operation is based operation is called operation is carried operation is carried out operation is complete operation is completed operation is conducted operation is controlled operation is done operation is finished operation is generally operation is going operation is in progress operation is indicated operation is known operation is necessary operation is needed operation is not possible operation is over operation is performed operation is referred operation is repeated operation is required operation is scheduled operation is set operation is shown operation is similar operation is subject operation is successful operation is the same operation is underway operation is used operation ivy operation just operation just cause operation lamp operation last operation lasted operation launched operation led operation life operation lifeline operation lifesaver operation linebacker operation made operation maintenance operation make operation makes operation management operation manager operation manual operation manuals operation market garden operation may operation member operation menu operation method operation might operation mode operation model operation modes operation mongoose operation more operation must operation must be performed operation neptune operation new operation next operation northwoods operation not operation now operation occurs operation of a motor operation of a wind operation of air operation of aircraft operation of circuit operation of control operation of device operation of electrical operation of electronic operation of equipment operation of gas operation of law operation of mobile operation of multiple operation of national operation of new operation of nuclear operation of payment systems operation of radio operation of system operation of the air operation of the automatic operation of the business operation of the circuit operation of the company operation of the control operation of the device operation of the door operation of the electric operation of the engine operation of the equipment operation of the facility operation of the fund operation of the gas operation of the heat operation of the machine operation of the market operation of the microwave operation of the motor operation of the national operation of the network operation of the plant operation of the power operation of the process operation of the product operation of the program operation of the project operation of the pump operation of the reactor operation of the safety operation of the school operation of the service operation of the site operation of the switch operation of the transmission operation of the transmitter operation of the valve operation of the website operation of the wind operation of this machine operation of various operation olive operation on page operation one operation only operation operation operation overlord operation panel operation paperclip operation parameters operation peace operation performance operation performed operation period operation phase operation phases operation phoenix operation pillar operation plan operation planning operation point operation position operation possible operation power operation pressure operation principle operation procedure operation procedures operation proceeds operation process operation produces operation protective edge operation provide operation range operation red operation reinhard operation required operation requirements operation requires operation rescue operation restore operation resulted operation results operation right operation room operation rooms operation safety operation save operation screen operation sea lion operation section operation see operation sequence operation serval operation service operation services operation shall operation should operation signal operation site operation smile operation so operation sophia operation southern operation speed operation spring operation start operation started operation starts operation state operation status operation step operation steps operation stops operation storm operation such operation support operation surface operation switch operation system operation table operation takes operation takes place operation team operation temperature operation thanks operation that can operation that will operation theatre operation time operation times operation to avoid operation to be performed operation to capture operation to get operation to remove operation to retake operation to take operation today operation tomorrow operation too operation took operation took place operation torch operation training operation troy operation type operation typhoon operation unit operation units operation uranus operation use operation used operation using operation valkyrie operation varsity operation very operation video operation was a success operation was carried operation was carried out operation was completed operation was conducted operation was not operation was performed operation was successful operation went operation went well operation weserübung operation when operation where operation will operation will continue operation will take operation works operation worldwide operation would operational operational action operational actions operational activities operational activities for development operational activities segment operational activity operational agreements operational aircraft operational amplifier operational amplifiers operational analysis operational and administrative operational and commercial operational and environmental operational and financial operational and functional operational and legal operational and management operational and strategic operational and tactical operational and technical operational applications operational approach operational area operational areas operational arrangements operational art operational aspect operational aspects operational assessment operational assistance operational authority operational availability operational base operational benefits operational budget operational business operational capabilities operational capability operational capacities operational capacity operational center operational centre operational centres operational challenges operational change operational changes operational characteristics operational command operational commander operational commands operational communication operational communications operational complexity operational component operational components operational concept operational concepts operational conclusions operational condition operational conditions operational considerations operational constraints operational context operational continuity operational control operational controls operational cooperation operational coordination operational cost operational costs operational criteria operational data operational database operational decision operational decisions operational definition operational definitions operational demands operational department operational departments operational deployment operational details operational difficulties operational directives operational director operational duties operational effectiveness operational efficiencies operational efficiency operational elements operational energy operational entities operational entity operational environment operational environmental operational environments operational errors operational evaluation operational excellence operational expenditure operational expenditures operational experience operational expertise operational failure operational faults operational features operational flexibility operational flight operational flow operational focus operational forces operational framework operational functions operational fund operational funding operational funds operational goals operational group operational groups operational guidance operational guidelines operational headquarters operational history operational hours operational impact operational implementation operational improvements operational independence operational information operational infrastructure operational instructions operational intelligence operational issues operational knowledge operational leadership operational leasing operational level operational levels operational life operational lifetime operational limitations operational limits operational losses operational management operational manager operational manual operational maps operational marketing operational matters operational measures operational mechanisms operational method operational methods operational mission operational modalities operational mode operational model operational models operational modes operational monitoring operational needs operational network operational nuclear operational objective operational objectives operational office operational parameters operational part operational partners operational performance operational period operational personal operational personnel operational phase operational phases operational plan operational planning operational plans operational point operational police operational policies operational policy operational position operational practice operational practices operational principle operational principles