Perhaps you should try some spelling variations:
"supply chain integration countries." » "supply chain integrating countries.", "supply chain immigration countries.", "supply chain emigration countries.", "supply trade integration countries.", "supply grid integration countries."
"supply data integration countries." » "supply data integrating countries.", "supply data immigration countries.", "supply data emigration countries.", "supply trade integration countries.", "supply _ integration countries.", "supply data integrity countries.", "supply water integration countries."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply chain integration countries.") OR ("supply data integration countries."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply chain integration countries.\") OR (\"supply data integration countries.\"))".
• Removing quotes may allow a broader search: (( supply chain integration countries. ) OR ( supply data integration countries. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integration countries.") OR ("supply data integration countries."))*.