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 south integration series." » "supply south integration theories.", "supply south integrating services.", "supply south integration schemes.", "supply through integration series.", "supply social integration series.", "supply sector integration series.", "supply growth integration series.", "supply costs integration series.", "supply cost integration series."

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 south integration series."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain integration theory.") OR ("supply south integration series."))*.
• Removing quotes may allow a broader search: (( supply chain integration theory. ) or ( supply south integration series. ))*.