Perhaps you should try some spelling variations:
letteratura araba » letteratura arte, letteratura arti, letteratura fra
literatur sulla » letteratura sulla, literatur silke, literatura sul
agenda iii » agenda i
libri e » libri de, libri x, libri sex

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: (( _ agenda iii _ letteratura araba ) OR ( _ mandi ((libri e) OR (libri v)) literatur sulla )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( _ agenda iii _ letteratura araba ) or ( _ mandi ((libri e) OR (libri v)) literatur sulla ))".
• Adding a wildcard symbol may retrieve word variants: (( _ agenda iii _ letteratura araba ) or ( _ mandi ((libri e) OR (libri v)) literatur sulla ))*.