Perhaps you should try some spelling variations:
"supply general international policies." » "supply general international politics.", "supply general international prices.", "supply general international policy.", "supply general information policies.", "supply energy international policies."
"supply water immigration policies." » "supply water immigration policy.", "supply water migration policy.", "supply water migration policies.", "supply war immigration policies.", "supply water irrigation 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 water immigration policies.") or ("supply general international policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply water immigration policies.") OR ("supply general international policies.")).
• Removing quotes may allow a broader search: (( supply water immigration policies. ) or ( supply general international policies. )).
• Adding a wildcard symbol may retrieve word variants: (("supply water immigration policies.") or ("supply general international policies."))*.