Perhaps you should try some spelling variations:
trading risk » trading room, funding risk, making risk
trading case » trading costs, trade case
trading cost » trading costs, training cost
hua credit » dual credit, a credit, du credit
dong nan » dong yang, dong sin, dong bin
nan ya » nan yan, nana yaa
cong » congo, long, hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong nan ya hua credit ((((trading risk) OR (trading case))) or (trading cost)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong nan ya hua credit ((((trading risk) OR (trading case))) OR (trading cost)) cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong nan ya hua credit ((((trading risk) OR (trading case))) or (trading cost)) cong shu ;".
• Adding a wildcard symbol may retrieve word variants: dong nan ya hua credit ((((trading risk) OR (trading case))) or (trading cost)) cong shu ;*.