Friends may sing.Logical formLearned from25 sentences. Ones may sing.Logical formLearned from25 sentences. A little girl may sing.Logical formLearned from25 sentences. A person may sing some times.Logical formLearned from25 sentences. A person may sing some song.Logical formLearned from25 sentences. Persons may sing a female.Logical formLearned from25 sentences. Singer may sing.Logical formLearned from25 sentences. A person may sing a hit.Logical formLearned from25 sentences. Songs may be sung by a male.Logical formLearned from24 sentences. A female may sing (background vocals).Logical formLearned from24 sentences. A male may sing with a choir.Logical formLearned from24 sentences. A version may be sung by a female.Logical formLearned from24 sentences. A version may be sung by a male.Logical formLearned from24 sentences. A male may sing on a track.Logical formLearned from24 sentences. A male may sing to persons.Logical formLearned from24 sentences.