Perhaps you should try some spelling variations:
"reporting firms performance risk." » "reporting firm performance risk.", "reporting firm performances risk.", "reporting funds performance risk.", "reporting firms performance 2019.", "importing firms performance risk.", "exporting firms performance risk.", "reporting form performance risk."
"improving sector performance evidence." » "improve sector performance evidence.", "improving eco performance evidence.", "improving sewer 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: (("reporting firms performance risk.") or ("improving sector performance evidence."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("reporting firms performance risk.") OR ("improving sector performance evidence."))*.
• Removing quotes may allow a broader search: (( reporting firms performance risk. ) or ( improving sector performance evidence. ))*.