Perhaps you should try some spelling variations:
"supply cost integration efforts." » "supply cost international efforts.", "supply cost conservation efforts.", "supply south integration efforts.", "supply tool integration efforts.", "supply can integration efforts.", "supply costs integration efforts."
"supply case irrigation schemes." » "supply case irrigation scheme.", "supply case irrigation systems.", "supply scale irrigation schemes.", "supply change irrigation schemes.", "supply canal irrigation schemes.", "supply chain irrigation schemes.", "supply curve irrigation schemes.", "supply costs 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 case irrigation schemes.") or ("supply cost integration efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply case irrigation schemes.") OR ("supply cost integration efforts."))*.
• Removing quotes may allow a broader search: (( supply case irrigation schemes. ) or ( supply cost integration efforts. ))*.