Perhaps you should try some spelling variations:
"supply chain integration efforts." » "supply chain international efforts.", "supply chain conservation efforts.", "supply trade integration efforts.", "supply data integration efforts.", "supply grid integration efforts."
"support trade irrigation schemes." » "support trade irrigation scheme.", "support trade irrigation systems.", "support pradesh irrigation schemes.", "support scale irrigation schemes.", "support spate irrigation schemes.", "export trade irrigation schemes.", "support grant irrigation schemes.", "import trade 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: (("support trade irrigation schemes.") or ("supply chain integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support trade irrigation schemes.") OR ("supply chain integration efforts."))*.
• Removing quotes may allow a broader search: (( support trade irrigation schemes. ) or ( supply chain integration efforts. ))*.