no le cambiamos los zapatos
no le cambiamos los zapatos ?
n o WORD_BOUNDARY l e WORD_BOUNDARY k a m b j a m o s WORD_BOUNDARY l o s WORD_BOUNDARY θ a p a t o s WORD_BOUNDARY
n o WORD_BOUNDARY l e WORD_BOUNDARY c a m b i a m o s WORD_BOUNDARY l o s WORD_BOUNDARY z a p a t o s WORD_BOUNDARY