felc[10], foce[9], elfo[9], fole[9], cele[6], elce[6], celo[6], cole[6], ocel[6],
elf[8], fol[8], fee[7], efo[7], cel[5], cle[5], lec[5], lee[4], ole[4],
ef[6], fe[6], ce[3], el[3], co[3], ee[2], eo[2],
