Perhaps you should try some spelling variations:
"death rapid response depth: summary with critical appraisal" » "death rapid response data: summary with critical appraisal", "death rapid response delay: summary with critical appraisal", "death rapid response des: summary with critical appraisal", "health rapid response depth: summary with critical appraisal", "death repair response depth: summary with critical appraisal"
"search rapid response depot: summary with critical appraisal" » "search rapid response report: summary with critical appraisal", "search rapid responders depot: summary with critical appraisal", "search rapid response delay: summary with critical appraisal", "research rapid response depot: summary with critical appraisal", "search rapidly response depot: summary with critical appraisal", "search apis response depot: summary with critical appraisal"
"search api response depot: summary with critical appraisal" » "search api response report: summary with critical appraisal", "search api responders depot: summary with critical appraisal", "search api response delay: summary with critical appraisal", "search ii response depot: summary with critical appraisal", "search 2 response depot: summary with critical appraisal", "search 8 response depot: summary with critical appraisal", "search a response depot: 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: (((("search rapid response depot: summary with critical appraisal") OR ("search api response depot: summary with critical appraisal"))) OR ("death rapid response depth: summary with critical appraisal")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"search rapid response depot: summary with critical appraisal\") OR (\"search api response depot: summary with critical appraisal\"))) or (\"death rapid response depth: summary with critical appraisal\"))".
• Removing quotes may allow a broader search: (((( search rapid response depot: summary with critical appraisal ) OR ( search api response depot: summary with critical appraisal ))) or ( death rapid response depth: summary with critical appraisal )).
• Adding a wildcard symbol may retrieve word variants: (((("search rapid response depot: summary with critical appraisal") OR ("search api response depot: summary with critical appraisal"))) or ("death rapid response depth: summary with critical appraisal"))*.