chno[7], chon[7],
cob[6], hoc[6], och[6], bom[6], mob[6], mho[6], ohm[6], com[5], moc[5], bon[5], noc[4], mon[4], nom[4], non[3],
oń[8], hm[5], bo[4], ho[4], oh[4], co[3], om[3], no[2], on[2],
