Perhaps you should try some spelling variations:
"per regional economic conditiond." » "per regional economic condition.", "per regional economic conditons.", "per regional economics cognition.", "per global economic conditiond.", "der regional economic conditiond.", "power regional economic conditiond.", "der regionale economic conditiond."
"der asian economic conditions." » "der asia economic conditions.", "der african economic conditions.", "der taiwan economic conditions.", "new asian economic conditions.", "key asian economic conditions.", "der asa economic conditions."

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

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