Perhaps you should try some spelling variations:
"supply case international airports." » "supply case international airport.", "supply case international transport.", "supply case international airshow.", "supply care international airports.", "supply raise international airports.", "supply age international airports.", "supply cost international airports.", "supply curve international airports.", "supply costs international airports."
"supply chain international efforts." » "supply chain international energy.", "supply chain international airport.", "supply chain international support.", "supply china international efforts.", "supply can international efforts.", "supply sharing international efforts."

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 chain international efforts.") or ("supply case international airports."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply chain international efforts.") OR ("supply case international airports.")).
• Removing quotes may allow a broader search: (( supply chain international efforts. ) or ( supply case international airports. )).
• Adding a wildcard symbol may retrieve word variants: (("supply chain international efforts.") or ("supply case international airports."))*.