Perhaps you should try some spelling variations:
"supply chain integration theory." » "supply chain integration through.", "supply chain information theory.", "supply chain integration report.", "supply trade integration theory.", "supply data integration theory.", "supply grid integration theory."
"supply basin irrigation system." » "supply basin irrigation systems.", "supply basin irrigation water.", "supply basin irrigation scheme.", "supply drip irrigation system.", "supply canal irrigation system.", "supply farm irrigation system.", "supply case irrigation system."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply chain integration theory.") or ("supply basin irrigation system."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain integration theory.") OR ("supply basin irrigation system.")).
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