eona[4], anno[4], nona[4], neon[4], nono[4], aren[4], nera[4], rena[4], aron[4], nora[4], orna[4], rano[4], nero[4], orne[4], norn[4], oreo[4], noro[4],
ano[3], ona[3], eon[3], one[3], non[3], ono[3], era[3], rea[3], nar[3], ran[3], ner[3], ren[3], aro[3], ora[3], ero[3], nor[3], oro[3],
na[2], en[2], eo[2], no[2], on[2], ar[2], er[2], re[2], or[2], ro[2],