Perhaps you should try some spelling variations:
letteratura russa » litterature russe
letteratura sulla » letteratura del
de literatura » de litterature, la literatura, y literatura
literatura en » literatura y
grunde livre » grande livre, grand livre, grunde liegen
livre et » livres et, livre en, livre des
i gran » i grand, i grain, i grani

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (( i gran libro de literatura en ) OR ( i grunde livre et ((letteratura sulla) OR (letteratura russa)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( i gran libro de literatura en ) or ( i grunde livre et ((letteratura sulla) OR (letteratura russa)) ))".
• Adding a wildcard symbol may retrieve word variants: (( i gran libro de literatura en ) or ( i grunde livre et ((letteratura sulla) OR (letteratura russa)) ))*.