Perhaps you should try some spelling variations:
"export taxes international panel." » "export states international panel.", "export cases international panel.", "export games international panel.", "export taxes international paris.", "export taxes international peace.", "export taxes international prices."
"supply good conservation efforts." » "supply wood conservation efforts.", "supply good conversation efforts.", "supply good conversations efforts.", "supply food conservation efforts.", "supply cold conservation efforts.", "supply crowd conservation efforts."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply good conservation efforts.") OR ("export taxes international panel."))~.
• Removing quotes may allow a broader search: (( supply good conservation efforts. ) or ( export taxes international panel. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply good conservation efforts.") or ("export taxes international panel."))*.