Perhaps you should try some spelling variations:
"legal environment performances series." » "legal environment performance series.", "legal environmental performances series.", "legal government performance series.", "legal environment performance merits.", "legal environment performance studies.", "global environment performances series."
"global environmental performance risks." » "global environment performance risks.", "global environmental performance risk."

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