Perhaps you should try some spelling variations:
"donauschwabisches christentum der. 23" » "donauschwabisches schrifttum der. 23" (Expand Search), "donauschwabisches christentum eine. 23" (Expand Search)
"dopnauschwabisches schrifttum und. 23" » "donauschwabisches schrifttum und. 23" (Expand Search), "dopnauschwabisches schrifttum uber. 23" (Expand Search), "dopnauschwabisches schrifttum der. 23" (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: (("donauschwabisches christentum der. 23") OR ("dopnauschwabisches schrifttum und. 23"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"donauschwabisches christentum der. 23\") OR (\"dopnauschwabisches schrifttum und. 23\"))".
• Removing quotes may allow a broader search: (( donauschwabisches christentum der. 23 ) OR ( dopnauschwabisches schrifttum und. 23 )).
• Adding a wildcard symbol may retrieve word variants: (("donauschwabisches christentum der. 23") OR ("dopnauschwabisches schrifttum und. 23"))*.