Perhaps you should try some spelling variations:
sudostlichen europa » ostlichen europa (Expand Search)
ortlichen europa » ostlichen europa (Expand Search)
zur volkskunde » fur volkskunde (Expand Search)
instituts zur » instituts fur (Expand Search), instituts der (Expand Search), institut der (Expand Search)
deutschen ev » deutschen _ (Expand Search), deutschen im (Expand Search), deutschen zu (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 zur volkskunde _ deutschen ev ((ortlichen europa) OR (sudostlichen europa))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "instituts zur volkskunde _ deutschen ev ((ortlichen europa) OR (sudostlichen europa))".
• Adding a wildcard symbol may retrieve word variants: instituts zur volkskunde _ deutschen ev ((ortlichen europa) OR (sudostlichen europa))*.