kokon[7], jonon[7], konny[7], konno[6],
kojo[7], jony[7], koko[6], okno[5], nony[5], nono[4],
kok[5], jon[5], nok[4], oko[4], non[3], ono[3],
oj[4], ko[3], ok[3], ny[3], no[2], on[2],
