udoi[7], dusi[7], sodu[7], ooid[5], idis[5], diso[5], sodo[5],
idu[6], duo[6], udo[6], siu[5], sou[5], doi[4], ido[4], odo[4], dis[4], osi[3], sio[3], soi[3], oso[3],
ud[5], su[4], id[3], do[3], od[3], ii[2], si[2], os[2],
