esek[5], esko[5], kose[5], weko[5], wosk[5],
eko[4], eks[4], kos[4], sok[4], wek[4], kwo[4], wok[4], ewe[3], ewo[3], owe[3], swe[3],
ko[3], ok[3], ee[2], eo[2], es[2], se[2], os[2], ew[2], we[2],
