A song may pertain-to vowels.Logical formLearned from4 sentences. Persons may learn sounds of vowels.Logical formLearned from4 sentences. Sounds can be sounds of vowels.Logical formLearned from4 sentences. Vowels may undergo importance.Logical formLearned from4 sentences. Verbs may end in a vowel.Logical formLearned from4 sentences. Vowels may pertain-to a native tongue.Logical formLearned from4 sentences. Vowels can be complex.Logical formLearned from4 sentences. A continent may linger in a roundedness of vowels.Logical formLearned from4 sentences. Vowels may manifest roundedness.Logical formLearned from4 sentences. A (vowel pattern) may pertain-to persons.Logical formLearned from4 sentences. A string can be constituted-of-or-filled-with vowels.Logical formLearned from4 sentences. Symbols can be for vowels.Logical formLearned from4 sentences. A male may leave_out vowels.Logical formLearned from4 sentences. Script may include vowels.Logical formLearned from4 sentences. A word may have a vowel.Logical formLearned from4 sentences.