kaca[6], coka[6], koca[6], kasa[5], saka[5], kaso[5], kosa[5], oska[5], sako[5], koso[5], osok[5],
kac[5], koc[5], oka[4], oko[4], kas[4], sak[4], ska[4], soc[4], kos[4], sok[4], asa[3], osa[3], oso[3],
ka[3], co[3], ko[3], ok[3], aa[2], as[2], os[2],
