Perhaps you should try some spelling variations:
"supply cost calculation countries." » "supply cost population countries.", "supply cost calculation source.", "supply cost cooperation countries.", "supply _ calculation countries.", "supply 3.2 calculation countries.", "supply size calculation countries.", "supply costs calculation countries."
"supply von integration regional." » "supply von integration report.", "supply von interaktion regional.", "supply can integration regional.", "supply 1.2 integration regional.", "supply ann integration regional.", "supply donor integration regional."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply von integration regional.") or ("supply cost calculation countries."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply von integration regional.") OR ("supply cost calculation countries.")).
• Removing quotes may allow a broader search: (( supply von integration regional. ) or ( supply cost calculation countries. )).
• Adding a wildcard symbol may retrieve word variants: (("supply von integration regional.") or ("supply cost calculation countries."))*.