sfen[8], dece[6], eden[5], esce[5], scen[5], sedn[5],
fee[7], fen[7], nef[7], fes[7], cen[4], cne[4], den[4], end[4], ces[4], des[4], sen[3],
ef[6], fe[6], ce[3], de[3], ee[2], en[2], es[2], se[2],
