Perhaps you should try some spelling variations:
"supply from international efforts." » "supply from international airports.", "supply from international energy.", "supply from international airport."
"supply asset immigration policies." » "supply asset immigration policy.", "supply asset migration policy.", "supply mass immigration policies.", "supply net immigration policies.", "supply asian immigration policies.", "supply assets immigration policies.", "supply aspect immigration policies.", "supply aspects immigration policies."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply from international efforts.") or ("supply asset immigration policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply from international efforts.") OR ("supply asset immigration policies.")).
• Removing quotes may allow a broader search: (( supply from international efforts. ) or ( supply asset immigration policies. )).
• Adding a wildcard symbol may retrieve word variants: (("supply from international efforts.") or ("supply asset immigration policies."))*.