Perhaps you should try some spelling variations:
"dopnauschwabisches schrifttum heft 3" » "donauschwabisches schrifttum heft 3" (Expand Search)
"donauschwabisches christentum heft 19" » "donauschwabisches schrifttum heft 19" (Expand Search), "donauschwabisches christentum der 19" (Expand Search), "donauschwabisches christentum eine 19" (Expand Search), "donauschwabisches christentum heft 1" (Expand Search), "donauschwabisches christentum heft 9" (Expand Search), "donauschwabisches christentum heft 10" (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: (("dopnauschwabisches schrifttum heft 3") OR ("donauschwabisches christentum heft 19"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"dopnauschwabisches schrifttum heft 3\") OR (\"donauschwabisches christentum heft 19\"))*".
• Removing quotes may allow a broader search: (( dopnauschwabisches schrifttum heft 3 ) OR ( donauschwabisches christentum heft 19 ))*.