fexe[14], rexe[11], bede[6], derb[6], eber[6], erbe[6], rebe[6], erde[4], rede[4],
fex[13], exe[10], rex[10], fee[6], cer[6], erb[5], der[3], erd[3], red[3], ree[3],
ex[9], er[2], re[2],
