Perhaps you should try some spelling variations:
"supply trade integration reforms." » "supply trade integration report.", "supply trade immigration reform.", "supply trade generation reforms.", "supply side integration reforms.", "supply case integration reforms."
"supply school integration efforts." » "supply school international efforts.", "supply school conservation efforts.", "supply tool integration efforts.", "supply social integration efforts.", "supply chain integration efforts.", "supply shock integration efforts.", "supply scheme integration efforts.", "survey school integration efforts."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply trade integration reforms.") or ("supply school integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply trade integration reforms.") OR ("supply school integration efforts."))*.
• Removing quotes may allow a broader search: (( supply trade integration reforms. ) or ( supply school integration efforts. ))*.