Perhaps you should try some spelling variations:
della letteratura » nella letteratura
di letteratura » de literatura
e letteratura » y literatura, e literatur
grain piero » gian piero, grain pro
2 amandi » 2 amanda, _ mandi, 1 amanda
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: (( ((2 amandi) OR (_ amanda)) libri ((di letteratura) OR (e letteratura)) di ) OR ( i grain piero della letteratura e ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( ((2 amandi) or (_ amanda)) libri ((di letteratura) OR (e letteratura)) di ) or ( i grain piero della letteratura e ))*".