Perhaps you should try some spelling variations:
trading value » trading volume, trading volumes, creating value
trading risk » trading case, trading room, funding risk
hua credit » dual credit, a credit, du credit
coping shu » cong shu
dong sink » dong sin, dong ping
dong bin » dong sin, dong di, dann bin

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

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