problem tree problem under control problem understanding problem using problem usually problem very problem walking problem was addressed problem was caused problem was discovered problem was fixed problem was i problem was identified problem was never problem was not problem was resolved problem was solved problem was there problem we are facing problem we have problem well problem whatsoever problem when problem when i problem when it comes problem when using problem when you problem where problem which has problem will problem will be resolved problem will be solved problem will go problem will not problem with alcohol problem with anger problem with anyone problem with authority problem with black problem with drinking problem with drugs problem with everything problem with food problem with free problem with gay problem with getting problem with having problem with him problem with it problem with kids problem with killing problem with me problem with men problem with modern problem with money problem with my car problem with new problem with one problem with other problem with people problem with plastic problem with public problem with regard problem with sex problem with somebody problem with someone problem with something problem with the car problem with the concept problem with the internet problem with the new problem with the other problem with the police problem with the power problem with the system problem with the way problem with the whole problem with the word problem with the world problem with them problem with this country problem with time problem with tom problem with us problem with using problem with violence problem with what problem with women problem with you problem working problem worldwide problem worse problem you can problem you have problem you might problem you need problem you want problem-based problem-based learning