Perhaps you should try some spelling variations:
sudostdeuropaischen raumes » osteuropaischen raum (Expand Search), sudosteuropaischen volker (Expand Search)
zur sudostdeuropaischen » der sudosteuropaischen (Expand Search), des sudostdeuropaischen (Expand Search), zur osteuropaischen (Expand Search)
schriftenreihe dem » schriftenreihe der (Expand Search), schriftenreihe des (Expand Search), schriftenreihe e (Expand Search)
dem problem » zum problem (Expand Search)
problem zur » problem der (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: sudost-stimmen: schriftenreihe dem problem zur sudostdeuropaischen raumes~.
• Adding a wildcard symbol may retrieve word variants: sudost-stimmen: schriftenreihe dem problem zur sudostdeuropaischen raumes*.