Perhaps you should try some spelling variations:
"supply crowd integration theories." » "supply crowd integration theorems.", "supply crowd integrationstheorie 2.", "supply crowd integration theory.", "supply grid integration theories.", "supply rfid integration theories.", "supply beyond integration theories.", "supply growth integration theories.", "supply cost integration theories.", "supply from integration theories."
"supply reuse integrating policies." » "supply reuse integration policies.", "supply reuse integrated policies.", "supply reuse integrating positive.", "supply true integrating policies.", "supply purpose integrating policies.", "supply reform integrating policies.", "supply rise integrating policies.", "supply case integrating policies.", "supply reach integrating policies."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply crowd integration theories.") or ("supply reuse integrating policies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply crowd integration theories.") OR ("supply reuse integrating policies.")).
• Removing quotes may allow a broader search: (( supply crowd integration theories. ) or ( supply reuse integrating policies. )).
• Adding a wildcard symbol may retrieve word variants: (("supply crowd integration theories.") or ("supply reuse integrating policies."))*.