ibis[6], bios[6], bosi[6], boss[6], ossi[4], siwi[4], wisi[4], siwo[4], sowi[4], swoi[4], wsio[4],
boi[5], obi[5], bis[5], osi[3], sio[3], soi[3], sos[3], wii[3], iwo[3], owi[3], wio[3], siw[3], wis[3], wsi[3], wow[3],
bi[4], bo[4], ii[2], si[2], os[2], iw[2],
