Perhaps you should try some spelling variations:
"supply canada irrigation systemss." » "supply canada irrigation systems.", "supply canada irrigation system.", "supply canada irrigation schemes.", "supply canal irrigation systemss.", "supply narmada irrigation systemss.", "supply managed irrigation systemss."
"supply based irrigation scheme." » "supply based irrigation systems.", "supply basin irrigation scheme.", "supply water irrigation scheme.", "supply led irrigation scheme.", "supply case irrigation scheme.", "supplies based irrigation scheme.", "supply asia 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 based irrigation scheme.") or ("supply canada irrigation systemss."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply based irrigation scheme.") OR ("supply canada irrigation systemss.")).
• Removing quotes may allow a broader search: (( supply based irrigation scheme. ) or ( supply canada irrigation systemss. )).
• Adding a wildcard symbol may retrieve word variants: (("supply based irrigation scheme.") or ("supply canada irrigation systemss."))*.