no es pot tirar res
no es pot tirar res !
n o WORD_BOUNDARY ɛ s WORD_BOUNDARY p o t WORD_BOUNDARY t i ɾ a WORD_BOUNDARY ɾ r ɛ s WORD_BOUNDARY
n o WORD_BOUNDARY e s WORD_BOUNDARY p o t WORD_BOUNDARY t i r a r WORD_BOUNDARY r e s WORD_BOUNDARY