Perhaps you should try some spelling variations:
"supply curve integration theories." » "supply curve integration theorems.", "supply curve integrationstheorie 2.", "supply curve integration theory.", "supply care integration theories.", "supply burke integration theories.", "supply curvello integration theories."
"supply case integration series." » "supply case integration services.", "supply case interaction series.", "supply case integration server.", "supply care integration series.", "supply scale integration series.", "supply based integration series.", "supply cost integration series.", "supply chain integration series.", "supply costs integration series."

Try widening your search to All Fields.

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

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