oswoi[5],
hobo[8], oboi[6], bios[6], bosi[6], boso[6], show[6], siwo[4], sowi[4], swoi[4], wsio[4], sowo[4],
boi[5], obi[5], hoi[5], oho[5], bis[5], his[5], hiw[5], osi[3], sio[3], soi[3], oso[3], iwo[3], owi[3], wio[3], owo[3], siw[3], wis[3], wsi[3], wow[3],
bi[4], hi[4], bo[4], ho[4], oh[4], si[2], os[2], iw[2],