ditowi[8],
owici[6], idowi[6], widio[6],
ciot[6], cito[6], tico[6], wici[5], diwo[5], doiw[5], dwoi[5], twoi[5], wito[5],
cod[5], doc[5], dit[5], doi[4], ido[4], toi[4], wic[4], diw[4], wid[4], wii[3], iwo[3], owi[3], wio[3],
ci[3], id[3], co[3], do[3], od[3], ot[3], to[3], ii[2], iw[2],