Perhaps you should try some spelling variations:
trading case » trading costs, trade case
sharing risk » sharing best, during risk
dual credit » rural credit, deals credit, equal credit
coping shu » cong shu
dong bin » dong di, dann bin
ya dual » a dual, via dual
sin » sign, sind, skin

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 sin)) ya dual credit ((trading case) or (sharing risk)) coping shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong bin) OR (dong sin)) ya dual credit ((trading case) OR (sharing risk)) coping shu ;.
• Adding a wildcard symbol may retrieve word variants: ((dong bin) or (dong sin)) ya dual credit ((trading case) or (sharing risk)) coping shu ;*.