Perhaps you should try some spelling variations:
risk coping » risk pooling
rating risk » ratings risk, trading risk, raising risk
hua credit » dual credit, du credit, eu credit
ida credit » ida credits, de credit, du credit
coping shu » cong shu
dong nana » dong nan, dong yang
a credit » bad credit

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong nana (yama or yala) ((hua credit) or (((ida credit) OR (a credit)))) rating risk coping shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong nana (yama OR yala) ((hua credit) OR (((ida credit) OR (a credit)))) rating risk coping shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong nana (yama or yala) ((hua credit) or (((ida credit) OR (a credit)))) rating risk coping shu ;*".