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

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: instituts fur deutsche kultur ((der geschichte) OR (die geschichte)) sudosteuropas~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "instituts fur deutsche kultur ((der geschichte) OR (die geschichte)) sudosteuropas".
• Adding a wildcard symbol may retrieve word variants: instituts fur deutsche kultur ((der geschichte) OR (die geschichte)) sudosteuropas*.