y este sí que vale
y este sí que vale .
i WORD_BOUNDARY e̞ s t e̞ WORD_BOUNDARY s i WORD_BOUNDARY k e̞ WORD_BOUNDARY β a l e̞ WORD_BOUNDARY
y WORD_BOUNDARY e s t e WORD_BOUNDARY s í WORD_BOUNDARY q u e WORD_BOUNDARY v a l e WORD_BOUNDARY . WORD_BOUNDARY