para que é que serve
para que é que serve ?
p ɐ ɾ ɐ WORD_BOUNDARY k ɯ WORD_BOUNDARY ɛ WORD_BOUNDARY k ɯ WORD_BOUNDARY s ɛ ɾ v ɯ WORD_BOUNDARY
p a r a WORD_BOUNDARY q u e WORD_BOUNDARY é WORD_BOUNDARY q u e WORD_BOUNDARY s e r v e WORD_BOUNDARY ? WORD_BOUNDARY