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