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 ocean conservation efforts." » "Supply ocean observation efforts.", "Supply local conservation efforts.", "Supply area conservation efforts."
supply ocean » supply oecd, supply chai

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("Supply ocean conservation efforts.") OR ("supply chain international efforts."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"Supply ocean conservation efforts.\") OR (\"supply chain international efforts.\"))".
• Removing quotes may allow a broader search: (( Supply ocean conservation efforts. ) OR ( supply chain international efforts. )).
• Adding a wildcard symbol may retrieve word variants: (("Supply ocean conservation efforts.") OR ("supply chain international efforts."))*.