flep[10], fere[8], free[8], pled[7], pele[6], redl[6], lepr[6], perl[6],
elf[8], pfe[8], fee[7], ref[7], lep[5], pel[5], ple[5], lee[4], der[4], red[4], per[4], rep[4],
ef[6], fe[6], de[3], el[3], pe[3], ee[2], er[2], re[2],
