Somebody may do an octave.Logical formLearned from1 sentences. A tune may span octaves.Logical formLearned from1 sentences. A type may reach an octave on a piano.Logical formLearned from1 sentences. An octave can be long.Logical formLearned from1 sentences. A voice may lower an octave.Logical formLearned from1 sentences. Sopranos may hit notes an octave.Logical formLearned from1 sentences. Co-workers may squirm at hearing a (voice drop).Logical formLearned from1 sentences. A female may run octaves from trivias.Logical formLearned from1 sentences. An octave can be on an upright piano.Logical formLearned from1 sentences. Long fingers of a left hand may spread over an octave.Logical formLearned from1 sentences. A flurry can be constituted-of-or-filled-with octaves.Logical formLearned from1 sentences. A male may lower a voice an octave.Logical formLearned from1 sentences. A female may do through octaves.Logical formLearned from1 sentences. Octaves can be with a voice.Logical formLearned from1 sentences. Octaves can be loud.Logical formLearned from1 sentences.