Perhaps you should try some spelling variations:
"supply chain international efforts." » "supply chain international airports.", "supply chain international energy.", "supply chain international airport.", "supply chains international efforts.", "supply main international efforts.", "supply can international efforts."
"supply costs interaction series." » "supply costs interactions series.", "supply costs interaction studies.", "supply costs interaction terms.", "supply cases interaction series.", "supply host interaction series.", "supply tests interaction series."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("supply costs interaction series.") or ("supply chain international efforts."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply costs interaction series.") OR ("supply chain international efforts."))*.
• Removing quotes may allow a broader search: (( supply costs interaction series. ) or ( supply chain international efforts. ))*.