osoko[6], okowo[6], skowo[6],
esko[5], kose[5], koso[5], osok[5], weko[5], woko[5], wosk[5], sowo[4],
eko[4], oko[4], eks[4], kos[4], sok[4], wek[4], kwo[4], wok[4], oso[3], ewo[3], owe[3], owo[3], swe[3],
ko[3], ok[3], eo[2], es[2], se[2], os[2], ew[2], we[2],
