Perhaps you should try some spelling variations:
"Supply basin irrigation schemes." » "Supply basin irrigation scheme.", "Supply basin irrigation systems.", "Supply drip irrigation schemes.", "Supply canal irrigation schemes.", "Supply farm irrigation schemes."
"supply chain integration some." » "supply trade integration some.", "supply data integration some.", "supply grid integration some.", "supply chain integration volume.", "supply chain integration power.", "supply chain integration south."
supply basin » supply case

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• If you are trying to use Boolean operators, they must be ALL CAPS: (("Supply basin irrigation schemes.") OR ("supply chain integration some."))~.
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