cantamos o no cantamos
canta o no canta
v coord adv v
cantamos o no cantamos ?
k a n t a m o̞ s WORD_BOUNDARY o̞ WORD_BOUNDARY n o̞ WORD_BOUNDARY k a n t a m o̞ s WORD_BOUNDARY
c a n t a m o s WORD_BOUNDARY o WORD_BOUNDARY n o WORD_BOUNDARY c a n t a m o s WORD_BOUNDARY ? WORD_BOUNDARY