Perhaps you should try some spelling variations:
"global environmental performance issues." » "global environment performance issues.", "legal environment performance issues.", "global environmental performance measures.", "global environmental performance based.", "global environmental performance size."
"global investment financial systems." » "global investments financial systems.", "global investment financing systems.", "global investment finance systems.", "social investment financial systems.", "global investment financial system.", "global investment financial statements."

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