bong[8], borg[8], bohr[8], cong[7], chno[7], chon[7], chor[7], ochr[7], bocz[7], bron[6], gron[6], gnoz[6], zgon[6], zorb[6],
cob[6], hoc[6], och[6], bon[5], gon[5], bor[5], rob[5], gro[5], ogr[5], hor[5], rho[5], gzo[5], noc[4], nor[3], zon[3], orz[3],
bo[4], go[4], ho[4], oh[4], co[3], no[2], on[2], or[2], ro[2], oz[2],
