esko[5], kose[5], koso[5], osok[5], kozo[5], kosz[5], oksz[5], szok[5],
eko[4], oko[4], eks[4], kos[4], sok[4], zek[4], oso[3], ezo[3], zoo[3], zez[3],
ko[3], ok[3], eo[2], es[2], se[2], os[2], ez[2], ze[2], oz[2],
