dudo[8], udoi[7], dusi[7], sodu[7], diod[6], diso[5],
dud[7], idu[6], duo[6], udo[6], siu[5], sou[5], doi[4], ido[4], dis[4], osi[3], sio[3], soi[3],
ud[5], su[4], id[3], do[3], od[3], si[2], os[2],
