Laughter can be a cure.Logical formLearned from15 sentences. An announcement of a selection may trigger laughter.Logical formLearned from15 sentences. A smattering can be constituted-of-or-filled-with laughter.Logical formLearned from15 sentences. Laughter may increase.Logical formLearned from15 sentences. A person may see laughter.Logical formLearned from15 sentences. A class may erupt in laughter.Logical formLearned from15 sentences. A person can be laughter.Logical formLearned from15 sentences. Laughter can be ironic.Logical formLearned from15 sentences. Persons may share laughter.Logical formLearned from15 sentences. The world may need laughter.Logical formLearned from15 sentences. Laughter may flow.Logical formLearned from15 sentences. Laughter can be recorded.Logical formLearned from14 sentences. A room may explode in laughter.Logical formLearned from14 sentences. A female may be overcome with laughter.Logical formLearned from14 sentences. Target can be for laughter.Logical formLearned from14 sentences.