fere[8], free[8], dece[6], cedr[6], cred[6], erce[5], wece[5], drew[5],
fee[7], ref[7], cer[4], der[4], red[4], cew[4], ewe[3], rew[3], wre[3],
ef[6], fe[6], ce[3], de[3], ee[2], er[2], re[2], ew[2], we[2],
