Perhaps you should try some spelling variations:
"supply cost international efforts." » "supply cost international airports.", "supply cost international energy.", "supply cost international airport.", "supply costs international efforts.", "supply costea international efforts.", "supply 1st international efforts."
"supply can irrigation schemes." » "supply can irrigation scheme.", "supply can irrigation systems.", "supply canal irrigation schemes.", "supply tank irrigation schemes.", "supply change irrigation schemes.", "supply chain irrigation schemes.", "supply case irrigation schemes.", "supply chai 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 irrigation schemes.") or ("supply cost international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply can irrigation schemes.") OR ("supply cost international efforts.")).
• Removing quotes may allow a broader search: (( supply can irrigation schemes. ) or ( supply cost international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("supply can irrigation schemes.") or ("supply cost international efforts."))*.