Perhaps you should try some spelling variations:
"support agri integration efforts." » "support agri international efforts.", "support agri conservation efforts.", "support grid integration efforts.", "support der integration efforts.", "support iii integration efforts.", "support aging integration efforts.", "support a integration efforts."
"support trade integration schemes." » "support trade integration schengen.", "support trade irrigation schemes.", "support trade integration regimes.", "support trainer integration schemes.", "export trade integration schemes.", "import trade integration schemes."

Try widening your search to All Fields.

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