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.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply chain integration theories.") OR ("supply fare integration series."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"supply chain integration theories.\") OR (\"supply fare integration series.\"))".
• Removing quotes may allow a broader search: (( supply chain integration theories. ) OR ( supply fare integration series. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integration theories.") OR ("supply fare integration series."))*.