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 theories."
"supply gain integrated policies." » "supply gain integration policies.", "supply gain integrating policies.", "supply gain integrated policy.", "supply gambia integrated policies.", "supply union integrated policies.", "supply being integrated policies.", "supply main integrated policies.", "supply chain integrated policies.", "supply gap integrated policies."

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

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