Perhaps you should try some spelling variations:
"nationale regional staat" » "nationale region staat" (Expand Search), "nationalae regional staat" (Expand Search), "nationalene regional staat" (Expand Search), "nationalese regional staat" (Expand Search)
"national regionalen stadt" » "national regionen stadt" (Expand Search), "nationala regionalen stadt" (Expand Search), "nationalen regionalen stadt" (Expand Search), "nationales regionalen stadt" (Expand Search), "national legionaren stadt" (Expand Search), "national rationalen stadt" (Expand Search)
"nationaler legion stadt" » "nationalaer legion stadt" (Expand Search), "nationalener legion stadt" (Expand Search), "nationaleser legion stadt" (Expand Search), "nationaler region stadt" (Expand Search), "nationaler legionar 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: (("nationale regional staat") OR ((("national regionalen stadt") OR ("nationaler legion stadt"))))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"nationale regional staat\") OR (((\"national regionalen stadt\") OR (\"nationaler legion stadt\"))))".
• Removing quotes may allow a broader search: (( nationale regional staat ) OR ((( national regionalen stadt ) OR ( nationaler legion stadt )))).
• Adding a wildcard symbol may retrieve word variants: (("nationale regional staat") OR ((("national regionalen stadt") OR ("nationaler legion stadt"))))*.