efedr[10], derce[7], nerce[6],
fere[8], free[8], dece[6], cedr[6], cred[6], eden[5], erce[5], dren[5], nerd[5],
fee[7], fen[7], nef[7], ref[7], cen[4], cne[4], den[4], end[4], cer[4], der[4], red[4], ner[3], ren[3],
ef[6], fe[6], ce[3], de[3], ee[2], en[2], er[2], re[2],
