Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
zhang xin » zhang jian, zhang ming, zhang fan
risk tong » risk among, risk along
tong shui » tong hui, cong shu, gong hui
eu court » _ court, a court, au cours
der cost » oder cost, user cost, debt cost
zhen » zheng, when, chen

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

• If you are trying to use Boolean operators, they must be ALL CAPS: zhen zhang xin ((((eu court) OR (der cost))) OR (a cost)) during risk tong shui ;~.
• Adding a wildcard symbol may retrieve word variants: zhen zhang xin ((((eu court) or (der cost))) or (a cost)) during risk tong shui ;*.