Perhaps you should try some spelling variations:
performance metrics » performance contracts, performance contract
poor performance » export performance, sector performance, _ performance
improving poor » improving power, improving food, improving indoor
do performance » job performance, low performance, _ performance
improving do » improving co, improving _, improving food

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( improving poor performance metrics. ) or ( improving do performance measures. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( improving poor performance metrics. ) OR ( improving do performance measures. )).
• Adding a wildcard symbol may retrieve word variants: (( improving poor performance metrics. ) or ( improving do performance measures. ))*.