a que o sei eu
a que o sei eu ?
a WORD_BOUNDARY k e̞ WORD_BOUNDARY o̞ WORD_BOUNDARY s e̞ i WORD_BOUNDARY e̞ u WORD_BOUNDARY
a WORD_BOUNDARY q u e WORD_BOUNDARY o WORD_BOUNDARY s e i WORD_BOUNDARY e u WORD_BOUNDARY ? WORD_BOUNDARY