Perhaps you should try some spelling variations:
donauschwaben herkunftsforschung » donauschwabischen herkunftsforschung (Expand Search)
schriftenreihe die » schriftenreihe der (Expand Search), schriftenreihe des (Expand Search), schriftenreihe e (Expand Search)
die donauschwaben » der donauschwaben (Expand Search)
band 1 » band 2 (Expand Search), band i (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: schriftenreihe die donauschwaben herkunftsforschung; band 1~.
• Adding a wildcard symbol may retrieve word variants: schriftenreihe die donauschwaben herkunftsforschung; band 1*.