enbu[8], bonu[8], buno[8], nepu[7], puno[7], eonu[6], open[5], peon[5], poen[5],
pub[8], bun[7], obu[7], pun[6], opu[6], ben[5], bon[5], nep[4], pen[4], eon[3], one[3],
bu[6], be[4], bo[4], nu[4], pe[3], op[3], po[3], en[2], eo[2], no[2], on[2],
