klon[6], koko[6], kolo[6], loko[6], okol[6], okno[5], kozo[5], ozon[4], zono[4],
kok[5], klo[5], kol[5], lok[5], nok[4], oko[4], zol[4], ono[3], zon[3], zoo[3],
ko[3], ok[3], no[2], on[2], oz[2],
