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 trade integration efforts.", "supply school integration efforts.", "support tool integration efforts."
"supply basin irrigation schemes." » "supply basin irrigation scheme.", "supply basin irrigation systems.", "supply drip irrigation schemes.", "supply canal irrigation schemes.", "supply farm irrigation schemes.", "supply chain irrigation schemes.", "supply case irrigation schemes."

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 basin irrigation schemes.") OR ("supply tool integration efforts."))~.
• Removing quotes may allow a broader search: (( supply basin irrigation schemes. ) or ( supply tool integration efforts. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply basin irrigation schemes.") or ("supply tool integration efforts."))*.