en alto o no
en alto o no
prep adj coord adv
en alto o no ?
e̞ n WORD_BOUNDARY a l t o̞ WORD_BOUNDARY o̞ WORD_BOUNDARY n o̞ WORD_BOUNDARY
e n WORD_BOUNDARY a l t o WORD_BOUNDARY o WORD_BOUNDARY n o WORD_BOUNDARY ? WORD_BOUNDARY