son copos que caen
se copo que cae
cop n pro:rel v
son copos que caen .
s o n WORD_BOUNDARY k o p o s WORD_BOUNDARY k e WORD_BOUNDARY k a e n WORD_BOUNDARY
s o n WORD_BOUNDARY c o p o s WORD_BOUNDARY q u e WORD_BOUNDARY c a e n WORD_BOUNDARY