Perhaps you should try some spelling variations:
"legal environmental governance system." » "legal environmental performance system.", "legal environment governance system.", "legal environments governance system.", "local environmental governance system.", "legal environmental governance issues."
"global environment performance evidence." » "global environmental performance evidence.", "global environmental performances evidence.", "global government performance evidence."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("legal environmental governance system.") or ("global environment performance evidence."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("legal environmental governance system.") OR ("global environment performance evidence.")).
• Removing quotes may allow a broader search: (( legal environmental governance system. ) or ( global environment performance evidence. )).
• Adding a wildcard symbol may retrieve word variants: (("legal environmental governance system.") or ("global environment performance evidence."))*.