A family may undergo a weakening.Logical formLearned from22 sentences. An ability may undergo a weakening.Logical formLearned from22 sentences. Human beings may undergo a weakening.Logical formLearned from22 sentences. Persons may see a weakening.Logical formLearned from22 sentences. Unions may undergo a weakening.Logical formLearned from22 sentences. A weakening can be persistent.Logical formLearned from22 sentences. A fact can be a weakening of human beings.Logical formLearned from21 sentences. A weakening can be systematic.Logical formLearned from21 sentences. An international-political-entity may undergo a weakening.Logical formLearned from21 sentences. A coalition may undergo a weakening.Logical formLearned from21 sentences. Concerns can be about the (weakening economy).Logical formLearned from21 sentences. Weakening may be forecasted during some hours.Logical formLearned from21 sentences. A role may undergo a weakening.Logical formLearned from21 sentences. Protections may undergo a weakening.Logical formLearned from20 sentences. The global economy may undergo a weakening.Logical formLearned from20 sentences.