Perhaps you should try some spelling variations:
during crisis » during crises, housing crisis
during risk » using risk, during crises, reducing risk
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
wong shiu » wong siu, song shin, wong sau
yang jin » yang jie, yang jun, ying jin
jin risk » main risk, zinn risk, can risk

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yang jin risk ((during risk) or (during crisis)) ((wong shiu) or (cong shu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yang jin risk ((during risk) OR (during crisis)) ((wong shiu) OR (cong shu)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yang yang jin risk ((during risk) or (during crisis)) ((wong shiu) or (cong shu)) ;*.