Symptoms may include (difficulty breathing).Logical formLearned from27 sentences. A breathing can be strained.Logical formLearned from26 sentences. Breathing can be shallow.Logical formLearned from26 sentences. A breathing may ease.Logical formLearned from26 sentences. Breathing can be painful.Logical formLearned from26 sentences. A person may stop breathing.Logical formLearned from25 sentences. A male may hear a heavy breathing.Logical formLearned from25 sentences. A breathing may be evened.Logical formLearned from25 sentences. A (breathing apparatus) may pertain-to a male.Logical formLearned from25 sentences. A breathing can be even.Logical formLearned from25 sentences. A breathing can be audible.Logical formLearned from25 sentences. A breathing can be frantic.Logical formLearned from25 sentences. A breathing can be painful.Logical formLearned from25 sentences. A breathing can be fine.Logical formLearned from25 sentences. A breathing may get worse.Logical formLearned from25 sentences.