ara que hem de fer
ara que hem de fer ?
a ɾ ɐ WORD_BOUNDARY k ɛ WORD_BOUNDARY ɛ m WORD_BOUNDARY d ə WORD_BOUNDARY f ɛ WORD_BOUNDARY
a r a WORD_BOUNDARY q u e WORD_BOUNDARY h e m WORD_BOUNDARY d e WORD_BOUNDARY f e r WORD_BOUNDARY