krom[6], mrok[6], moks[6], smok[6], kors[5], kros[5], skro[5], srok[5], mors[5], srom[5],
kom[5], kor[4], kro[4], okr[4], ork[4], rok[4], mor[4], kos[4], sok[4], osm[4], som[4], ros[3],
ko[3], ok[3], om[3], or[2], ro[2], os[2],
