un lápiz para qué sirve
un lápiz para qué sirve ?
u n WORD_BOUNDARY l a p i s WORD_BOUNDARY p a ɾ a WORD_BOUNDARY k e̞ WORD_BOUNDARY s i ɾ β e̞ WORD_BOUNDARY
u n WORD_BOUNDARY l á p i z WORD_BOUNDARY p a r a WORD_BOUNDARY q u é WORD_BOUNDARY s i r v e WORD_BOUNDARY ? WORD_BOUNDARY