A male may mutter.Logical formLearned from10 721 sentences. A female may mutter.Logical formLearned from3 615 sentences. A person may mutter.Logical formLearned from2 712 sentences. A male may mutter to himself.Logical formLearned from930 sentences. A male may mutter under a breath.Logical formLearned from543 sentences. A female may mutter to herself.Logical formLearned from354 sentences. A person may mutter to him-or-herself.Logical formLearned from298 sentences. A female may mutter under a breath.Logical formLearned from264 sentences. A person may mutter under a breath.Logical formLearned from234 sentences. Kids may mutter sentences.Logical formLearned from120 sentences. A company may mutter.Logical formLearned from97 sentences. A man may mutter.Logical formLearned from70 sentences. A doctor may mutter.Logical formLearned from70 sentences. A male may mutter that something-is-the-case.Logical formLearned from58 sentences. A deity may mutter.Logical formLearned from52 sentences.