Perhaps you should try some spelling variations:
"support state conservation efforts." » "support scale conservation efforts.", "support stone conservation efforts.", "support water conservation efforts.", "support stage conservation efforts.", "support staff conservation efforts.", "support start conservation efforts."
"supply case information theory." » "supply care information theory.", "supply based information theory.", "supply phase information theory.", "supply cost information theory.", "supply chain information theory.", "supply curve information theory."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("support state conservation efforts.") or ("supply case information theory."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("support state conservation efforts.") OR ("supply case information theory.")).
• Removing quotes may allow a broader search: (( support state conservation efforts. ) or ( supply case information theory. )).
• Adding a wildcard symbol may retrieve word variants: (("support state conservation efforts.") or ("supply case information theory."))*.