Perhaps you should try some spelling variations:
"nationale region statt" » "nationale din statt" (Expand Search), "nationalae region statt" (Expand Search), "nationalene region statt" (Expand Search), "nationalere region statt" (Expand Search)
"national regional state" » "nationala regional state" (Expand Search), "nationalen regional state" (Expand Search), "nationaler regional state" (Expand Search)
"nationalere region stadt" » "nationalaere region stadt" (Expand Search), "nationalenere region stadt" (Expand Search), "nationalerere region stadt" (Expand Search), "nationaler region stadt" (Expand Search), "nationalen region stadt" (Expand Search), "nationales region stadt" (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: (("national regional state") OR ((("nationale region statt") OR ("nationalere region stadt"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"national regional state\") OR (((\"nationale region statt\") OR (\"nationalere region stadt\"))))".
• Removing quotes may allow a broader search: (( national regional state ) OR ((( nationale region statt ) OR ( nationalere region stadt )))).
• Adding a wildcard symbol may retrieve word variants: (("national regional state") OR ((("nationale region statt") OR ("nationalere region stadt"))))*.