Perhaps you should try some spelling variations:
"supply costs integration theories." » "supply costs integration theory.", "supply costs integration through.", "supply costs integration efforts.", "supply south integration theories.", "supply systems integration theories.", "supply content integration theories."
"supply fare integration schemes." » "supply fare irrigation schemes.", "supply fare integration some.", "supply market integration schemes.", "supply trade integration schemes.", "supply data integration schemes.", "supply farm integration schemes.", "supply case integration schemes."

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