Perhaps you should try some spelling variations:
"global environment performance system." » "global environmental performance system.", "global environmental performances system.", "global government performance system.", "global environment performance states.", "global environment performance sse3.", "global environment performance instead."
"legal investment governance system." » "legal investment finance system.", "legal investment insurance system.", "legal internet governance system.", "real investment governance system.", "local investment governance system.", "global investment governance system."

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

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