Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
cost during » boost during, crust during, west during
wang yang » wang yan, wang liang, wang yanling
tong shui » tong hui, cong shu
yang jin » yang jie, yang jun, ying jin
gong hui » tong hui, wang hui, gong si

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: wang yang ((yang judy) OR (yang jin)) cost during risk ((gong hui) OR (tong shui)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ((yang judy) or (yang jin)) cost during risk ((gong hui) OR (tong shui)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang ((yang judy) or (yang jin)) cost during risk ((gong hui) OR (tong shui)) ;*.