Perhaps you should try some spelling variations:
della literatura » della letteratura, pela literatura, nella letteratura
literatura di » literatura do, literatura i, literatur di
literatura de » literatura y, literatura en
literatura e » literatura en, literatura y, letteratura e
grain piero » gian piero, grain pro
i grain » ii grain

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: (( _ amanda _ la ((literatura di) OR (literatura de)) ) OR ( i grain piero della literatura e ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( _ amanda _ la ((literatura di) OR (literatura de)) ) or ( i grain piero della literatura e ))*".