vamos a ir a compra
vamos a ir a compra .
b a m o s WORD_BOUNDARY a WORD_BOUNDARY i ɾ WORD_BOUNDARY a WORD_BOUNDARY k o 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