freon[9], norce[6],
foce[9], córo[9], efor[8], ceno[5], noce[5], ocen[5], cero[5], orce[5], nero[4], orne[4],
cór[8], fen[7], nef[7], efo[7], fon[7], ref[7], for[7], orf[7], cen[4], cne[4], noc[4], cer[4], eon[3], one[3], ner[3], ren[3], ero[3], nor[3],
ef[6], fe[6], ce[3], co[3], en[2], eo[2], no[2], on[2], er[2], re[2], or[2], ro[2],
