Perhaps you should try some spelling variations:
"improving und performance risks." » "improving und performance risk.", "improving fund performance risks.", "improving funds performance risks.", "improving good performance risks.", "improving food performance risks.", "improving burn performance risks.", "improving feed performance risks."
"improved port performance reports." » "improved export performance reports.", "improved court performance reports.", "improved plant performance reports.", "improved art performance reports.", "improved cost performance reports.", "improved psr performance reports.", "improved port performance report."

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: (("improved port performance reports.") OR ("improving und performance risks."))~.
• Removing quotes may allow a broader search: (( improved port performance reports. ) or ( improving und performance risks. ))~.
• Adding a wildcard symbol may retrieve word variants: (("improved port performance reports.") or ("improving und performance risks."))*.