Perhaps you should try some spelling variations:
economics conditiond » economic conditiond, economic condition, economics cognition
regionale economic » regional economic, regionalism economic, regional economy
regional economics » regional economic
der regionale » der regionalen, die regionale, durch regionale
new regional » how regional, low regional, new regionalism

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( der regionale economic conditions. ) or ( new regional economics conditiond. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( der regionale economic conditions. ) OR ( new regional economics conditiond. )).
• Adding a wildcard symbol may retrieve word variants: (( der regionale economic conditions. ) or ( new regional economics conditiond. ))*.