senon[5], noezo[5], ozeno[5], nosze[5], sezon[5],
neon[4], nono[4], noez[4], ozen[4], ozon[4], zono[4], znos[4],
eon[3], one[3], non[3], ono[3], sen[3], nos[3], son[3], oso[3], zen[3], ezo[3], zon[3], zoo[3],
en[2], eo[2], no[2], on[2], es[2], se[2], os[2], ez[2], ze[2], oz[2],
