hola qué_tal el cole
hola qué tal el cole ?
o l a WORD_BOUNDARY k e WORD_BOUNDARY t a l WORD_BOUNDARY e l WORD_BOUNDARY k o l e WORD_BOUNDARY
h o l a WORD_BOUNDARY q u é WORD_BOUNDARY t a l WORD_BOUNDARY e l WORD_BOUNDARY c o l e WORD_BOUNDARY