Perhaps you should try some spelling variations:
"Supply ocean observation efforts." » "Supply ocean conservation efforts.", "Supply ocean conservation effort.", "Supply ocean observation networks.", "Supply cai observation efforts.", "Supply cao observation efforts."
"supply chain integration series." » "supply chain integration services.", "supply chain interaction series.", "supply chain integration server."
supply ocean » supply oecd, supply chai

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

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