a ver quién la sabe
a ver quién la sabe ?
a WORD_BOUNDARY β e ɾ WORD_BOUNDARY k j e n WORD_BOUNDARY l a WORD_BOUNDARY s a β e WORD_BOUNDARY
a WORD_BOUNDARY v e r WORD_BOUNDARY q u i é n WORD_BOUNDARY l a WORD_BOUNDARY s a b e WORD_BOUNDARY