Perhaps you should try some spelling variations:
geschichte sudosteuropa » geschichte sudosteuropas (Expand Search)
deutschen kultur » deutsche kultur (Expand Search), ostdeutsche kultur (Expand Search)
der geschichte » zur geschichte (Expand Search), die geschichte (Expand Search)
instituts zur » instituts fur (Expand Search), institut der (Expand Search)
instituts der » institut der (Expand Search), instituts fur (Expand Search), instituts heft (Expand Search)

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: "((instituts zur) OR (instituts der)) deutschen kultur der geschichte sudosteuropa~".
• Adding a wildcard symbol may retrieve word variants: ((instituts zur) OR (instituts der)) deutschen kultur der geschichte sudosteuropa*.