sí sí estudia estudia
sí sí estudia estudia .
s i WORD_BOUNDARY s i WORD_BOUNDARY e̞ s t u d j a WORD_BOUNDARY e̞ s t u d j a WORD_BOUNDARY
s í WORD_BOUNDARY s í WORD_BOUNDARY e s t u d i a WORD_BOUNDARY e s t u d i a WORD_BOUNDARY . WORD_BOUNDARY