ai é o quê isto
ai é o quê isto ?
ai WORD_BOUNDARY ɛ WORD_BOUNDARY u WORD_BOUNDARY k e WORD_BOUNDARY i ʃ t̪ u WORD_BOUNDARY
a i WORD_BOUNDARY é WORD_BOUNDARY o WORD_BOUNDARY q u ê WORD_BOUNDARY i s t o WORD_BOUNDARY ? WORD_BOUNDARY