Perhaps you should try some spelling variations:
"support trade international efforts." » "support trade international airports.", "support trade international energy.", "support trade international airport.", "support care international efforts.", "support time international efforts.", "support private international efforts.", "support trainer international efforts.", "export trade international efforts.", "import trade international efforts."
"support trade integration efforts." » "support trade conservation efforts.", "support trainer integration efforts.", "export trade integration efforts.", "import trade 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: (("support trade integration efforts.") OR ("support trade international efforts."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"support trade integration efforts.\") OR (\"support trade international efforts.\"))".
• Removing quotes may allow a broader search: (( support trade integration efforts. ) OR ( support trade international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("support trade integration efforts.") OR ("support trade international efforts."))*.