te sabes las letras tú
te sabes las letras tú ?
t e̞ WORD_BOUNDARY s a β e̞ s WORD_BOUNDARY l a s WORD_BOUNDARY l e̞ t ɾ a s WORD_BOUNDARY t u WORD_BOUNDARY
t e WORD_BOUNDARY s a b e s WORD_BOUNDARY l a s WORD_BOUNDARY l e t r a s WORD_BOUNDARY t ú WORD_BOUNDARY ? WORD_BOUNDARY