Perhaps you should try some spelling variations:
"supply case international airports." » "supply case international airport.", "supply case international transport.", "supply case international airshow.", "supply cases international airports.", "supply care international airports.", "supply cause internationale airports.", "supply cost international airports.", "supply chain international airports.", "supply curve international airports."
"supply sharing international efforts." » "supply shaping international efforts.", "supply reshaping international efforts.", "supply changing international efforts.", "supply sharing international energy.", "supply sharing international airport.", "supply sharing international support.", "supply chain international efforts.", "supply chains international efforts."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("supply sharing international efforts.") or ("supply case international airports."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("supply sharing international efforts.") OR ("supply case international airports.")).
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• Adding a wildcard symbol may retrieve word variants: (("supply sharing international efforts.") or ("supply case international airports."))*.