vamos a ir a compra
vamos a ir a compra .
β a m o̞ s WORD_BOUNDARY a WORD_BOUNDARY i ɾ WORD_BOUNDARY a WORD_BOUNDARY k o̞ m p ɾ a WORD_BOUNDARY
v a m o s WORD_BOUNDARY a WORD_BOUNDARY i r WORD_BOUNDARY a WORD_BOUNDARY c o m p r a WORD_BOUNDARY . WORD_BOUNDARY