oponek[8],
kopne[7], epoko[7], kopno[7], konne[6], konno[6], poeno[6],
epok[6], kopn[6], kopo[6], okop[6], opok[6], okno[5], open[5], peon[5], poen[5], opon[5], pono[5], neon[4], nono[4],
kop[5], eko[4], nok[4], oko[4], nep[4], pen[4], eon[3], one[3], non[3], ono[3],
ko[3], ok[3], pe[3], op[3], po[3], en[2], eo[2], no[2], on[2],
