Perhaps you should try some spelling variations:
"global environment governance system." » "global environmental governance system.", "global enforcement governance system.", "global investment governance system.", "global environment governance issues."
"legal investment financing sources." » "legal investment banking sources.", "legal government financing sources.", "legal investment planning sources.", "legal investment financial resources.", "legal investment funding sources.", "real investment financing sources.", "local investment financing sources.", "global investment financing sources."

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