mho[6], ohm[6], gon[5], gro[5], ogr[5], hor[5], rho[5], mon[4], nom[4], mor[4], osm[4], som[4], nor[3], nos[3], son[3], ros[3],
hm[5], go[4], ho[4], oh[4], om[3], no[2], on[2], or[2], ro[2], os[2],