Perhaps you should try some spelling variations:
"legal enforcement governance issues." » "legal empowerment governance issues.", "legal environmental governance issues.", "law enforcement governance issues.", "weak enforcement governance issues.", "legal environment governance issues."
"local environmental performance system." » "global environmental performance system.", "local environment performance system.", "global environment performance system.", "local environmental performance based.", "local environmental performance size.", "local environmental performance issues."

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

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