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 costs international social." » "supply costs international journal.", "supply costs international seminar.", "supply costs international commercial.", "supply oxus international social.", "supply country international social.", "supply states international social."

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