hola qué_tal señor
hola qué tal señor ?
o̞ l a WORD_BOUNDARY k e̞ WORD_BOUNDARY t a l WORD_BOUNDARY s e̞ ɲ o̞ ɾ WORD_BOUNDARY
h o l a WORD_BOUNDARY q u é WORD_BOUNDARY t a l WORD_BOUNDARY s e ñ o r WORD_BOUNDARY ? WORD_BOUNDARY