Perhaps you should try some spelling variations:
reducing risk » reduce risk
during risk » using risk, during crisis, funding risk
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
among shu » cong shu, among eu, among sex
yang 2 » yang _, yang 8, yang 4
2 cost » 3.2 cost, 5.2 cost

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 2 cost ((((during risk) OR (reducing risk))) OR (during crises)) among shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang yang 2 cost ((((during risk) or (reducing risk))) or (during crises)) among shu ;*.