tú ya no usas osito a que no
tú ya no usas osito a que no ?
t u WORD_BOUNDARY i a WORD_BOUNDARY n o̞ WORD_BOUNDARY u s a s WORD_BOUNDARY o̞ s i t o̞ WORD_BOUNDARY a WORD_BOUNDARY k e̞ WORD_BOUNDARY n o̞ WORD_BOUNDARY
t ú WORD_BOUNDARY y a WORD_BOUNDARY n o WORD_BOUNDARY u s a s WORD_BOUNDARY o s i t o WORD_BOUNDARY a WORD_BOUNDARY q u e WORD_BOUNDARY n o WORD_BOUNDARY ? WORD_BOUNDARY