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 enforcement governance system." » "legal efficient governance system.", "legal empowerment governance system.", "law enforcement governance system.", "weak enforcement governance system.", "legal environment governance system."

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 system.") OR ("legal environmental governance system."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"legal enforcement governance system.\") OR (\"legal environmental governance system.\"))".
• Removing quotes may allow a broader search: (( legal enforcement governance system. ) OR ( legal environmental governance system. )).
• Adding a wildcard symbol may retrieve word variants: (("legal enforcement governance system.") OR ("legal environmental governance system."))*.