Perhaps you should try some spelling variations:
"supply tool integration efforts." » "supply tool international efforts.", "supply tool conservation efforts.", "supply global integration efforts.", "supply social integration efforts.", "supply 3 integration efforts.", "supply school integration efforts.", "support tool integration efforts.", "supply donor integration efforts."
"supply syria irrigation schemes." » "supply syria irrigation scheme.", "supply syria irrigation systems.", "supply africa irrigation schemes.", "supply drip irrigation schemes.", "supply surge irrigation schemes.", "supply social irrigation schemes.", "supply sierra irrigation schemes."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply tool integration efforts.") or ("supply syria irrigation schemes."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply tool integration efforts.") OR ("supply syria irrigation schemes.")).
• Removing quotes may allow a broader search: (( supply tool integration efforts. ) or ( supply syria irrigation schemes. )).
• Adding a wildcard symbol may retrieve word variants: (("supply tool integration efforts.") or ("supply syria irrigation schemes."))*.