tu has cantado alguna vez
tu has cantado alguna vez ?
t u WORD_BOUNDARY a s WORD_BOUNDARY k a n t a d o̞ WORD_BOUNDARY a l ɡ w n a WORD_BOUNDARY β e̞ s WORD_BOUNDARY
t u WORD_BOUNDARY h a s WORD_BOUNDARY c a n t a d o WORD_BOUNDARY a l g u n a WORD_BOUNDARY v e z WORD_BOUNDARY ? WORD_BOUNDARY