hobo[8], oboi[6], bios[6], bosi[6], boso[6],
boi[5], obi[5], hoi[5], oho[5], bis[5], his[5], osi[3], sio[3], soi[3], oso[3],
bi[4], hi[4], bo[4], ho[4], oh[4], si[2], os[2],
