afro[8], arfo[8], faro[8], fora[8], orfa[8], rafo[8], aron[4], nora[4], orna[4], rano[4], nawo[4], nowa[4], wona[4], warn[4], wora[4], wron[4], warw[4],
fan[7], fon[7], arf[7], far[7], raf[7], for[7], orf[7], ano[3], ona[3], nar[3], ran[3], aro[3], ora[3], nor[3], naw[3], wan[3], owa[3], won[3], rwa[3], war[3], rwo[3], wow[3],
fa[6], na[2], no[2], on[2], ar[2], or[2], ro[2],
