Perhaps you should try some spelling variations:
case mapping » care mapping, based mapping, class mapping
rating case » trading case, rating scale, heating case
mapping shu » mapping snn, mapping safe, mapping slam
hua credit » dual credit, a credit, du credit
yang ya » yang yao, yang ka, yang y
yang yi » yang di, yang xi, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong ((yang ya) or (yang yi)) hua credit rating case mapping shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((yang ya) OR (yang yi)) hua credit rating case mapping shu ;.
• Adding a wildcard symbol may retrieve word variants: dong ((yang ya) or (yang yi)) hua credit rating case mapping shu ;*.