Perhaps you should try some spelling variations:
"supply system international cooperation." » "supply system integration cooperation.", "supply igem international cooperation.", "supply term international cooperation.", "supply systems international cooperation."
"supply led irrigation scheme." » "supply led irrigation systems.", "supply _ irrigation scheme.", "supply scale irrigation scheme.", "supply water irrigation scheme.", "supply law irrigation scheme.", "supply low irrigation scheme.", "supply based irrigation scheme."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply system international cooperation.") or ("supply led irrigation scheme."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply system international cooperation.") OR ("supply led irrigation scheme.")).
• Removing quotes may allow a broader search: (( supply system international cooperation. ) or ( supply led irrigation scheme. )).
• Adding a wildcard symbol may retrieve word variants: (("supply system international cooperation.") or ("supply led irrigation scheme."))*.