bios[6], bosi[6], boss[6], cios[5], ossi[4], siwo[4], sowi[4], swoi[4], wsio[4],
cob[6], boi[5], obi[5], bis[5], cis[4], sic[4], soc[4], wic[4], osi[3], sio[3], soi[3], sos[3], iwo[3], owi[3], wio[3], siw[3], wis[3], wsi[3],
bi[4], bo[4], ci[3], co[3], si[2], os[2], iw[2],
