Perhaps you should try some spelling variations:
"supply social integration efforts." » "supply social international efforts.", "supply social conservation efforts.", "supply global integration efforts.", "supply financial integration efforts.", "supply regional integration efforts."
"support through irrigation schemes." » "support through integration schemes.", "support through innovation schemes.", "support high irrigation schemes.", "support through irrigation scheme.", "support through irrigation systems."

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

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