cefeid[12],
fecie[10], focie[10], edcie[7],
foce[9], efod[9], efie[8], dece[6], cedi[6], ecie[5], idee[5], ideo[5],
cif[8], fee[7], efo[7], cod[5], doc[5], cie[4], deo[4], ode[4], doi[4], ido[4],
ef[6], fe[6], fi[6], ce[3], de[3], ci[3], id[3], co[3], do[3], od[3], ee[2], eo[2],
