anno[4], nona[4], nono[4], aron[4], nora[4], orna[4], rano[4], norn[4], noro[4],
ano[3], ona[3], non[3], ono[3], nar[3], ran[3], aro[3], ora[3], nor[3], oro[3],
na[2], no[2], on[2], ar[2], or[2], ro[2],
