vamos a buscar que
vamos a buscar que ?
β a m o̞ s WORD_BOUNDARY a WORD_BOUNDARY β u s k a ɾ WORD_BOUNDARY k e̞ WORD_BOUNDARY
v a m o s WORD_BOUNDARY a WORD_BOUNDARY b u s c a r WORD_BOUNDARY q u e WORD_BOUNDARY ? WORD_BOUNDARY