vamos a comprar bebida
vamos a comprar bebida .
β a m o̞ s WORD_BOUNDARY a WORD_BOUNDARY k o̞ m p ɾ a ɾ WORD_BOUNDARY β e̞ β i d a WORD_BOUNDARY
v a m o s WORD_BOUNDARY a WORD_BOUNDARY c o m p r a r WORD_BOUNDARY b e b i d a WORD_BOUNDARY . WORD_BOUNDARY