Perhaps you should try some spelling variations:
"Rapid response supporting: summary with critical appraisal" » "Rapid responses supporting: summary with critical appraisal", "Rapid response support: summary with critical appraisal", "Rapid response reporting: summary with critical appraisal"
"rapid responses reporting: summary with critical appraisal" » "rapid response reporting: summary with critical appraisal", "rapid responses porting: summary with critical appraisal", "rapid responses responding: summary with critical appraisal", "based responses reporting: summary with critical appraisal", "related responses reporting: summary with critical appraisal"

Try widening your search to All Fields.

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: (("Rapid response supporting: summary with critical appraisal") OR ("rapid responses reporting: summary with critical appraisal")).
• Removing quotes may allow a broader search: (( Rapid response supporting: summary with critical appraisal ) or ( rapid responses reporting: summary with critical appraisal )).
• Adding a wildcard symbol may retrieve word variants: (("Rapid response supporting: summary with critical appraisal") or ("rapid responses reporting: summary with critical appraisal"))*.