Perhaps you should try some spelling variations:
"global environmental politics risks." » "global environmental policies risks.", "global environmental policy risks.", "global environmental pollution risks.", "global environment politics risks.", "legal environment politics risks.", "global environmental political risks.", "global environmental political risk."
"global environmental performance evidence." » "global environment performance evidence.", "legal environment performance evidence."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("global environmental politics risks.") or ("global environmental performance evidence."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("global environmental politics risks.") OR ("global environmental performance evidence.")).
• Removing quotes may allow a broader search: (( global environmental politics risks. ) or ( global environmental performance evidence. )).
• Adding a wildcard symbol may retrieve word variants: (("global environmental politics risks.") or ("global environmental performance evidence."))*.