obco[7], bocz[7], bono[6], obon[6], snob[6], boso[6], nono[4], ozon[4], zono[4], znos[4],
cob[6], bon[5], noc[4], soc[4], non[3], ono[3], nos[3], son[3], oso[3], zon[3], zoo[3],
bo[4], co[3], no[2], on[2], os[2], oz[2],
