a ver Sergio ven aquí
a ver sergio ven aquí ?
a WORD_BOUNDARY β e ɾ WORD_BOUNDARY s e ɾ x j o WORD_BOUNDARY β e n WORD_BOUNDARY a k i WORD_BOUNDARY
a WORD_BOUNDARY v e r WORD_BOUNDARY s e r g i o WORD_BOUNDARY v e n WORD_BOUNDARY a q u í WORD_BOUNDARY