Perhaps you should try some spelling variations:
"national regional state" » "nationale regional state" (Expand Search), "nationala regional state" (Expand Search), "nationales regional state" (Expand Search)
"nationaler religion stadt" » "nationaleer religion stadt" (Expand Search), "nationalaer religion stadt" (Expand Search), "nationaleser religion stadt" (Expand Search)
"nationalen region stadt" » "nationaleen region stadt" (Expand Search), "nationalaen region stadt" (Expand Search), "nationalesen region stadt" (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: "((\"national regional state\") OR (((\"nationaler religion stadt\") OR (\"nationalen region stadt\"))))~".
• Removing quotes may allow a broader search: (( national regional state ) OR ((( nationaler religion stadt ) OR ( nationalen region stadt ))))~.
• Adding a wildcard symbol may retrieve word variants: (("national regional state") OR ((("nationaler religion stadt") OR ("nationalen region stadt"))))*.