enol[5], orle[5], role[5], nero[4], orne[4],
len[4], ole[4], lor[4], rol[4], eon[3], one[3], ner[3], ren[3], ero[3], nor[3],
el[3], en[2], eo[2], no[2], on[2], er[2], re[2], or[2], ro[2],
