Perhaps you should try some spelling variations:
"supply grass conservation efforts." » "supply mass conservation efforts.", "supply forests conservation efforts.", "supply forest conservation efforts.", "supply gas conservation efforts.", "supply case conservation efforts.", "supply gap conservation efforts."
"supply asian integration series." » "supply asian integration services.", "supply asian interaction series.", "supply asian integration server.", "supply urban integration series.", "supply american integration series.", "supply spatial integration series.", "supply asia integration series.", "supply design integration series.", "supply ann integration series."

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 grass conservation efforts.") OR ("supply asian integration series."))~.
• Removing quotes may allow a broader search: (( supply grass conservation efforts. ) or ( supply asian integration series. ))~.
• Adding a wildcard symbol may retrieve word variants: (("supply grass conservation efforts.") or ("supply asian integration series."))*.