folo[9], foso[8], sofo[8], molo[6], smol[6], solo[5], osom[5], somo[5],
fol[8], fos[7], sof[7], mol[5], omo[4], los[4], ols[4], sol[4], osm[4], som[4], oso[3],
om[3], os[2],
