Perhaps you should try some spelling variations:
"supply rfid integration theories." » "supply rfid integration theorems.", "supply rfid integrationstheorie 2.", "supply rfid integration theory.", "supply grid integration theories.", "supply und integration theories.", "supply unified integration theories."
"supply crowd integration some." » "supply grid integration some.", "supply beyond integration some.", "supply toward integration some.", "supply crowd integration south.", "supply crowd integration soziale.", "supply crowd integration social.", "supply growth integration some.", "supply cost integration some.", "supply from integration some."

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

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