koki[6], ikon[5], inko[5], kino[5], koni[5], noki[5],
kok[5], ink[4], kin[4], kio[4], koi[4], nok[4], ino[3], oni[3],
ki[3], ko[3], ok[3], in[2], ni[2], no[2], on[2],
