a presentar la prueba
a presentar la prueba .
a WORD_BOUNDARY p ɾ e̞ s e̞ n t a ɾ WORD_BOUNDARY l a WORD_BOUNDARY p ɾ w e̞ β a WORD_BOUNDARY
a WORD_BOUNDARY p r e s e n t a r WORD_BOUNDARY l a WORD_BOUNDARY p r u e b a WORD_BOUNDARY . WORD_BOUNDARY