Perhaps you should try some spelling variations:
"supply toward integrating countries." » "supply toward importing countries.", "supply toward immigration countries.", "supply toward integrating culture.", "supply toward integrated countries.", "supply towards integrated countries."
"supply chain integration policies." » "supply chain immigration policies.", "supply chain international policies.", "supply chain migration policies.", "supply trade integration policies.", "supply data integration policies.", "supply grid integration policies."

Try widening your search to All Fields.

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 policies.") or ("supply toward integrating countries."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain integration policies.") OR ("supply toward integrating countries.")).
• Removing quotes may allow a broader search: (( supply chain integration policies. ) or ( supply toward integrating countries. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integration policies.") or ("supply toward integrating countries."))*.