y ésta quién es a_ver
y ésta quién es a ver ?
i WORD_BOUNDARY e s t a WORD_BOUNDARY k j e n WORD_BOUNDARY e s WORD_BOUNDARY a WORD_BOUNDARY β e ɾ WORD_BOUNDARY
y WORD_BOUNDARY é s t a WORD_BOUNDARY q u i é n WORD_BOUNDARY e s WORD_BOUNDARY a WORD_BOUNDARY v e r WORD_BOUNDARY