Perhaps you should try some spelling variations:
training risk » trading risk, training crisis, training ai
defining risk » redefining risk
dual credit » rural credit, deals credit, equal credit
dong yang » dong hoang, wang yang, yang yang
dong nan » dong sin, dong bin, dong cao
ya dual » a dual, via dual

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) OR (dong yang)) ya dual credit ((training risk) or (defining risk)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong nan) OR (dong yang)) ya dual credit ((training risk) OR (defining risk)) cong shu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong nan) OR (dong yang)) ya dual credit ((training risk) or (defining risk)) cong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((dong nan) OR (dong yang)) ya dual credit ((training risk) or (defining risk)) cong shu ;*.