bido[7], bios[6], bosi[6], cios[5], diso[5], diwo[5], doiw[5], dwoi[5], siwo[4], sowi[4], swoi[4], wsio[4],
bid[6], cob[6], bod[6], cod[5], doc[5], boi[5], obi[5], bis[5], doi[4], ido[4], cis[4], sic[4], dis[4], soc[4], wic[4], diw[4], wid[4], osi[3], sio[3], soi[3], iwo[3], owi[3], wio[3], siw[3], wis[3], wsi[3],
bi[4], bo[4], ci[3], id[3], co[3], do[3], od[3], si[2], os[2], iw[2],
