a comprar patatas van
a compra patata i
prepart inf n v
a comprar patatas van ?
a WORD_BOUNDARY k o̞ m p ɾ a ɾ WORD_BOUNDARY p a t a t a s WORD_BOUNDARY β a n WORD_BOUNDARY
a WORD_BOUNDARY c o m p r a r WORD_BOUNDARY p a t a t a s WORD_BOUNDARY v a n WORD_BOUNDARY ? WORD_BOUNDARY