a dónde vamos a comprar
a dónde vamos a comprar ?
a WORD_BOUNDARY d o̞ n d e̞ WORD_BOUNDARY β a m o̞ s WORD_BOUNDARY a WORD_BOUNDARY k o̞ m p ɾ a ɾ WORD_BOUNDARY
a WORD_BOUNDARY d ó n d e WORD_BOUNDARY v a m o s WORD_BOUNDARY a WORD_BOUNDARY c o m p r a r WORD_BOUNDARY ? WORD_BOUNDARY