va a sexto y sí
va a sexto y sí .
β a WORD_BOUNDARY a WORD_BOUNDARY s e̞ k s t o̞ WORD_BOUNDARY i WORD_BOUNDARY s i WORD_BOUNDARY
v a WORD_BOUNDARY a WORD_BOUNDARY s e x t o WORD_BOUNDARY y WORD_BOUNDARY s í WORD_BOUNDARY . WORD_BOUNDARY