Perhaps you should try some spelling variations:
literatura arti » letteratura arti, literatura artes, literature arts
de literatura » de litterature, la literatura, y literatura
literatura de » literatura y, literatura en
libro della » libro del
i grain » ii grain
i gran » i grand, i grani, i gram

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) OR (i grain)) libro de literatura arti ) OR ( ((i gran) OR (i grain))i ((libro della) OR (piero della)) literatura de )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((i gran) or (i grain)) libro de literatura arti ) or ( ((i gran) or (i grain))i ((libro della) OR (piero della)) literatura de ))".
• Adding a wildcard symbol may retrieve word variants: (( ((i gran) or (i grain)) libro de literatura arti ) or ( ((i gran) or (i grain))i ((libro della) OR (piero della)) literatura de ))*.