Perhaps you should try some spelling variations:
institutionen politische » institutionen politischer, institutions political, institutions politics
instituzione politiche » istituzioni politiche, institutionen politischer, institutionell politische
storia der » storia del, storia dei, storia de

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "storia der idee _ della ((instituzione politiche) OR (institutionen politische))".
• Adding a wildcard symbol may retrieve word variants: storia der idee _ della ((instituzione politiche) OR (institutionen politische))*.