A person may run into a problem.Logical formLearned from456 sentences. Social problems can be serious.Logical formLearned from455 sentences. Corruption can be a problem.Logical formLearned from455 sentences. Causes may pertain-to problems.Logical formLearned from455 sentences. Persons may have a lot of problems.Logical formLearned from455 sentences. Aspects may pertain-to a problem.Logical formLearned from454 sentences. Crime can be a problem.Logical formLearned from452 sentences. Problems may pertain-to a team.Logical formLearned from452 sentences. Problems can be terrible.Logical formLearned from450 sentences. Violence can be a problem.Logical formLearned from449 sentences. Problems can be longstanding.Logical formLearned from447 sentences. A problem can be humanitarian.Logical formLearned from447 sentences. Problems can be hidden.Logical formLearned from446 sentences. Problems can be in a continent.Logical formLearned from446 sentences. A result may pertain-to problems.Logical formLearned from445 sentences.