Perhaps you should try some spelling variations:
credit training » credit trading, credit rationing, credit rating
training risk » trading risk, training crisis, defining risk
equal credit » dual credit, equity credit, rural credit
risk cong » risk coping, risk among, risk along
nan yan » wang yan, qian yan, dan yang
nan ya » nana yaa

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) or (nan yan)) equal credit training risk cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((nan ya) OR (nan yan)) equal credit training risk cong shu ;.
• Adding a wildcard symbol may retrieve word variants: dong ((nan ya) or (nan yan)) equal credit training risk cong shu ;*.