Perhaps you should try some spelling variations:
"global environmental performance 2019." » "global environment performance 2019.", "global environmental performance _.", "global environmental performance a."
"legal environments policy frames." » "legal environment policy frames.", "legal environmental policy frames.", "legal environment policies frames.", "global environment policy frames.", "rural environment policy frames.", "legal environments policy framing.", "legal environments policy from.", "legal environments policy france."

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("global environmental performance 2019.") OR ("legal environments policy frames."))~.
• Removing quotes may allow a broader search: (( global environmental performance 2019. ) or ( legal environments policy frames. ))~.
• Adding a wildcard symbol may retrieve word variants: (("global environmental performance 2019.") or ("legal environments policy frames."))*.