Perhaps you should try some spelling variations:
"global environment performance risks." » "global environmental performance risks.", "global environmental performances risks.", "global investment performance risks.", "global environment performance risk.", "global environment performance issues.", "global environment performance based."
"global government performance reviews." » "global environmental performance reviews.", "global government performance review.", "global government performance reports.", "global government performance results.", "local government performance reviews.", "local governments performance reviews.", "total government performance reviews."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("global environment performance risks.") OR ("global government performance reviews."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"global environment performance risks.\") OR (\"global government performance reviews.\"))".
• Removing quotes may allow a broader search: (( global environment performance risks. ) OR ( global government performance reviews. )).
• Adding a wildcard symbol may retrieve word variants: (("global environment performance risks.") OR ("global government performance reviews."))*.