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."
"global environmental performance issues." » "global environment performance issues.", "legal environment performance issues.", "global environmental performance measures.", "global environmental performance based.", "global environmental performance size."

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