ksyk[7], keks[6], koks[6], skok[6], okey[6], kosy[6], esek[5], esko[5], kose[5],
kek[5], kok[5], syk[5], eko[4], eks[4], kos[4], sok[4], esy[4], osy[4],
ko[3], ok[3], ee[2], eo[2], es[2], se[2], os[2],
