Perhaps you should try some spelling variations:
"improving outdoor performance risk." » "improving outdoor performances risk.", "improving outcomes performance risk.", "improving poor performance risk.", "improving indoor performance risk.", "improving our performance risk.", "improving outdoor performance 2019."
"improving rural performance contracts." » "improving euract performance contracts.", "improving larval performance contracts.", "improving pupil performance contracts."

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("improving rural performance contracts.") OR ("improving outdoor performance risk."))~.
• Removing quotes may allow a broader search: (( improving rural performance contracts. ) or ( improving outdoor performance risk. ))~.
• Adding a wildcard symbol may retrieve word variants: (("improving rural performance contracts.") or ("improving outdoor performance risk."))*.