chno[7], chon[7], soch[7], bocz[7], snob[6], zocz[5], znos[4],
cob[6], hoc[6], och[6], bon[5], noc[4], soc[4], nos[3], son[3], zon[3],
bo[4], ho[4], oh[4], co[3], no[2], on[2], os[2], oz[2],
