3. The method of claim 2 wherein the phonetic index comprises synchronization information sufficient to align the phonemes in the sequence of phonemes with corresponding basic units of speech in the speech content of the audio segment.
3. The method of claim 2 wherein the phonetic index comprises synchronization information sufficient to align the phonemes in the sequence of phonemes with corresponding basic units of speech in the speech content of the audio segment. 4. The method of claim 3 wherein the synchronization information is a time reference that aligns the phonemes of the sequence of phonemes in time with the corresponding units of speech in the speech content of the audio segment.