Perhaps you should try some spelling variations:
training cost » training costs, training course, training courses
trading risk » trading case, trading room, funding risk
trading cost » trading costs, trading case
hua credit » dual credit, a credit, du credit
dong bin » dong sin, dong di, dann bin
bin ya » bin da, bin ja
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 bin ya hua credit ((trading risk) or (((trading cost) OR (training cost)))) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong bin ya hua credit ((trading risk) OR (((trading cost) OR (training cost)))) cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong bin ya hua credit ((trading risk) or (((trading cost) OR (training cost)))) cong shu ;".
• Adding a wildcard symbol may retrieve word variants: dong bin ya hua credit ((trading risk) or (((trading cost) OR (training cost)))) cong shu ;*.