mono[5], moon[5], snom[5], osom[5], somo[5], nono[4],
com[5], moc[5], noc[4], mon[4], nom[4], omo[4], soc[4], osm[4], som[4], non[3], ono[3], nos[3], son[3], oso[3],
co[3], om[3], no[2], on[2], os[2],
