fono[8], foso[8], sofo[8], foss[8], ozon[4], zono[4], znos[4], szos[4],
fon[7], fos[7], sof[7], ono[3], nos[3], son[3], oso[3], sos[3], zon[3], zoo[3],
no[2], on[2], os[2], oz[2],
