Perhaps you should try some spelling variations:
"supply chains integration schemes." » "supply chains integration schengen.", "supply chains irrigation schemes.", "supply chains integration regimes.", "supply chain integration schemes.", "supply china's integration schemes.", "supply channel integration schemes."
"supply crowd integration series." » "supply crowd integration services.", "supply crowd interaction series.", "supply crowd integration server.", "supply grid integration series.", "supply rfid integration series.", "supply beyond integration series.", "supply growth integration series.", "supply cost integration series.", "supply from integration series."

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

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