Perhaps you should try some spelling variations:
del literatura » de literatura, pela literatura, da literatura
das filosofia » da filosofia, la filosofia, a filosofia
di filosofia » la filosofia, e filosofia
suite a » suite _, suite de

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: ((suite a) OR (quite _)) studium ((das filosofia) OR (di filosofia)) del literatura.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((suite a) or (quite _)) studium ((das filosofia) OR (di filosofia)) del literatura".
• Adding a wildcard symbol may retrieve word variants: ((suite a) or (quite _)) studium ((das filosofia) OR (di filosofia)) del literatura*.