Perhaps you should try some spelling variations:
"supply chain integration theories." » "supply chain integration theory.", "supply chain integration through.", "supply chain integration efforts.", "supply trade integration theories.", "supply data integration theories.", "supply grid integration theories."
"supply fare integration series." » "supply fare integrating services.", "supply fare integration schemes.", "supply fare integration social.", "supply market integration series.", "supply trade integration series.", "supply data integration series.", "supply farm integration series.", "supply case integration series."

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 fare integration series.") OR ("supply chain integration theories."))~.
• Removing quotes may allow a broader search: (( supply fare integration series. ) or ( supply chain integration theories. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply fare integration series.") or ("supply chain integration theories."))*.