Perhaps you should try some spelling variations:
performance contract » performance contracts
performance metrics » performance contracts, performance measures
macro performance » care performance, crop performance, market performance
land performance » plant performance, bank performance, loan performance
improving macro » improving air, improving co, improving market
improving land » improved land

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

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