Persons may mutter to themselves.Logical formLearned from3 sentences. A male may wind_up by muttering that something-is-the-case.Logical formLearned from3 sentences. A male may mutter an incantation.Logical formLearned from3 sentences. A time may mutter under a breath.Logical formLearned from3 sentences. A male may mutter remarks.Logical formLearned from3 sentences. A gangster may mutter a name.Logical formLearned from3 sentences. A female may mutter a prayer.Logical formLearned from3 sentences. An old man may mutter.Logical formLearned from2 sentences. A teenager may mutter an insult to a friend.Logical formLearned from2 sentences. A scientist may mutter a phrase.Logical formLearned from2 sentences. A male may mutter words to himself.Logical formLearned from2 sentences. A person may mutter threats.Logical formLearned from2 sentences. A person may mutter lyrics.Logical formLearned from2 sentences. A dictator may mutter to an one.Logical formLearned from2 sentences. A male may mutter some sound.Logical formLearned from2 sentences.