bocz[7], bron[6], zorb[6],
fob[9], fon[7], for[7], orf[7], cob[6], bon[5], bor[5], rob[5], noc[4], nor[3], zon[3], orz[3],
bo[4], co[3], no[2], on[2], or[2], ro[2], oz[2],
