Perhaps you should try some spelling variations:
"supply fare integration schemes." » "supply fare integration schengen.", "supply fare irrigation schemes.", "supply fare integration regimes.", "supply trade integration schemes.", "supply die integration schemes.", "supply farm integration schemes.", "supply case integration schemes.", "supply figure integration schemes."
"supply based integrated theories." » "supply based integration theories.", "supply based integrated theory.", "supply based integrated series.", "supply case integrated theories.", "supplies based integrated theories.", "supply asia integrated theories."

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 fare integration schemes.") OR ("supply based integrated theories."))~.
• Removing quotes may allow a broader search: (( supply fare integration schemes. ) or ( supply based integrated theories. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply fare integration schemes.") or ("supply based integrated theories."))*.