cios[5], siwo[4], sowi[4], swoi[4], wsio[4],
cis[4], sic[4], soc[4], wic[4], osi[3], sio[3], soi[3], iwo[3], owi[3], wio[3], siw[3], wis[3], wsi[3],
ci[3], co[3], si[2], os[2], iw[2],
