Concern can be for health.Logical formLearned from355 sentences. A person may have concern.Logical formLearned from354 sentences. A concern can be regional.Logical formLearned from354 sentences. Concerns can be about (oil prices).Logical formLearned from353 sentences. Levels can be constituted-of-or-filled-with concern.Logical formLearned from348 sentences. Concerns can be about violence.Logical formLearned from348 sentences. Reasons can be for concern.Logical formLearned from348 sentences. Concern can be to women.Logical formLearned from347 sentences. Concerns can be over inflation.Logical formLearned from347 sentences. A concern may pertain-to a US-president.Logical formLearned from346 sentences. A list can be constituted-of-or-filled-with concerns.Logical formLearned from346 sentences. A concern can be enough.Logical formLearned from345 sentences. A concern can be sincere.Logical formLearned from344 sentences. Concerns can be theoretical.Logical formLearned from343 sentences. Concerns can be longstanding.Logical formLearned from343 sentences.