Perhaps you should try some spelling variations:
"supply chain integrating services." » "supply chain integrated services.", "supply chain testing services.", "supply chain integrating policies.", "supply chain integration services.", "supply china integrating services.", "supply shadow integrating services."
"supply trade integration theories." » "supply trade integration theory.", "supply trade integration through.", "supply trade integration efforts.", "supply side integration theories.", "supply case integration theories."

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 integrating services.") or ("supply trade integration theories."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain integrating services.") OR ("supply trade integration theories.")).
• Removing quotes may allow a broader search: (( supply chain integrating services. ) or ( supply trade integration theories. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain integrating services.") or ("supply trade integration theories."))*.