koce[6], esko[5], kose[5], koso[5], osok[5],
cek[5], koc[5], eko[4], oko[4], ces[4], eks[4], soc[4], kos[4], sok[4], oso[3],
ce[3], co[3], ko[3], ok[3], eo[2], es[2], se[2], os[2],
