bol[6], lob[6], hol[6], hop[6], bon[5], bor[5], rob[5], hor[5], rho[5], lor[4], rol[4], por[4], pro[4], rop[4], zol[4], nor[3], zon[3], orz[3],
bo[4], ho[4], oh[4], op[3], po[3], no[2], on[2], or[2], ro[2], oz[2],
