Problems can be for persons.Logical formLearned from435 sentences. A solution can be to problems.Logical formLearned from434 sentences. Problems can be large-scale.Logical formLearned from432 sentences. Unemployment can be a problem.Logical formLearned from430 sentences. A multitude can be constituted-of-or-filled-with problems.Logical formLearned from428 sentences. Problems can be urinary.Logical formLearned from426 sentences. A resolution can be to a problem.Logical formLearned from426 sentences. Problems may be involved.Logical formLearned from426 sentences. Solutions can be to environmental problems.Logical formLearned from424 sentences. Problems can be in the world.Logical formLearned from424 sentences. A female can be a problem.Logical formLearned from419 sentences. A problem can be with a female.Logical formLearned from418 sentences. (Climate change) can be a problem.Logical formLearned from418 sentences. Problems can be constituted-of-or-filled-with poverty.Logical formLearned from418 sentences. A problem can be insurmountable.Logical formLearned from414 sentences.