okno[5], weko[5], woko[5], nowe[4], weno[4], nowo[4],
eko[4], nok[4], oko[4], wek[4], kwo[4], wok[4], eon[3], one[3], ono[3], ewe[3], wen[3], ewo[3], owe[3], won[3], owo[3],
ko[3], ok[3], ee[2], en[2], eo[2], no[2], on[2], ew[2], we[2],