bohr[8], brom[7], romb[7], show[6], mors[5], srom[5], morw[5], rwom[5], worm[5],
bom[6], mob[6], mho[6], ohm[6], bor[5], rob[5], hor[5], rho[5], mor[4], osm[4], som[4], ros[3], rwo[3],
hm[5], bo[4], ho[4], oh[4], om[3], or[2], ro[2], os[2],
