Perhaps you should try some spelling variations:
deutschen bauern » deutschen aus (Expand Search)
volkskunde die » volkskunde der (Expand Search), volkskunde _ (Expand Search), volkskunde e.v (Expand Search)
instituts der » instituts fur (Expand Search), instituts zur (Expand Search), instituts heft (Expand Search)
die deutschen » der deutschen (Expand Search)
institut der » instituts fur (Expand Search), instituts zur (Expand Search)

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((institut der) OR (instituts der)) volkskunde die deutschen bauern ostlichen europa. banck-design~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((institut der) OR (instituts der)) volkskunde die deutschen bauern ostlichen europa. banck-design*".