common community common complaint common complaints common complication common complications common component common components common computer common concept common concepts common concern common concerns common condition common conditions common conductor common configuration common congenital common connection common consent common consequence common consequences common consolidated common construction common consumer common contact common content common control common controls common core common core document common core standards common core state common corporate common cosmetic common costs common council common country common course common courtesy common credit common crime common crimes common criminal common criminals common criteria common criticism common culprit common culprits common cultural common cultural heritage common culture common currency common curriculum common custom common customer common customs common customs tariff common customs tariff duties common daily common data common database common decency common decision common declaration common defects common defence common defence policy common defense common definition common definitions common denominator common denominator in all common denominators common dental common descent common design common designs common desire common destination common destiny common development common device common devices common diagnosis common difference common digestive common digital common direction common disease common diseases common dish common dishes common disorder common disorders common divisor common document common documents common dog common dolphin