Concerns can be related.Logical formLearned from525 sentences. A concern can be for a person.Logical formLearned from524 sentences. Concern can be about health.Logical formLearned from521 sentences. A person may understand concerns.Logical formLearned from520 sentences. Topics can be constituted-of-or-filled-with concern.Logical formLearned from519 sentences. Concerns may pertain-to women.Logical formLearned from517 sentences. A concern can be fundamental.Logical formLearned from516 sentences. Concerns can be over (oil prices).Logical formLearned from511 sentences. An international-political-entity may express concern.Logical formLearned from509 sentences. A concern can be urgent.Logical formLearned from508 sentences. A male may voice concern.Logical formLearned from507 sentences. A world-city may express concern.Logical formLearned from503 sentences. A concern can be for persons.Logical formLearned from500 sentences. A security-council may express concern.Logical formLearned from499 sentences. A person may express a concern.Logical formLearned from498 sentences.