Perhaps you should try some spelling variations:
"supply can integration efforts." » "supply can international efforts.", "supply can conservation efforts.", "supply chain integration efforts.", "supply care integration efforts.", "supply urban integration efforts.", "supply case integration efforts.", "supply a integration efforts."
"supply syria irrigation schemes." » "supply syria irrigation scheme.", "supply syria irrigation systems.", "supply africa irrigation schemes.", "supply drip irrigation schemes.", "supply surface irrigation schemes.", "supply social 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 can integration efforts.") or ("supply syria irrigation schemes."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply can integration efforts.") OR ("supply syria irrigation schemes.")).
• Removing quotes may allow a broader search: (( supply can integration efforts. ) or ( supply syria irrigation schemes. )).
• Adding a wildcard symbol may retrieve word variants: (("supply can integration efforts.") or ("supply syria irrigation schemes."))*.