Perhaps you should try some spelling variations:
"supply data integration systemss." » "supply data integration system.", "supply data integrated systems.", "supply data integration schemes.", "supply trade integration systemss.", "supply _ integration systemss.", "supply data integrity systemss.", "supply water integration systemss."
"supply case irrigation scheme." » "supply case irrigation systems.", "supply scale irrigation scheme.", "supply change irrigation scheme.", "supply canal irrigation scheme.", "supply cost irrigation scheme.", "supply chain irrigation scheme.", "supply curve irrigation scheme."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply data integration systemss.") OR ("supply case irrigation scheme."))~.
• Removing quotes may allow a broader search: (( supply data integration systemss. ) or ( supply case irrigation scheme. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply data integration systemss.") or ("supply case irrigation scheme."))*.