Perhaps you should try some spelling variations:
dopnauschwabisches schrifttum » donauschwabisches schrifttum (Expand Search)
donauschwabisches christentum » donauschwabisches schrifttum (Expand Search)
christentum heft » christentum der (Expand Search), christentum eine (Expand Search)
heft 19 » heft 1 (Expand Search), heft 10 (Expand Search), heft 12 (Expand Search)
heft 9 » heft 3 (Expand Search), heft 1 (Expand Search), heft 2 (Expand Search)

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( dopnauschwabisches schrifttum heft 9 ) OR ( donauschwabisches christentum heft 19 ))~".
• Adding a wildcard symbol may retrieve word variants: (( dopnauschwabisches schrifttum heft 9 ) OR ( donauschwabisches christentum heft 19 ))*.