nakf[9], faen[8], fena[8], peak[6], pank[6], pean[5], pena[5],
paf[8], pfe[8], efa[7], fee[7], fan[7], fen[7], nef[7], kap[5], kpa[5], pak[5], kan[4], nap[4], pan[4], nep[4], pen[4],
fa[6], ef[6], fe[6], ka[3], pa[3], pe[3], ee[2], na[2], en[2],
