Perhaps you should try some spelling variations:
during crisis » during crises, housing crisis
dean credit » clean credit, deals credit, de credit
during risk » using risk, during crises, reducing risk
liang yang » liang ying, yang yang, huang yang
wang yang » wang yan, wang liang, wang yanling
wong shiu » wong siu, cong shu, song shin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((liang yang) or (wang yang)) dean credit ((during risk) OR (during crisis)) wong shiu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((liang yang) OR (wang yang)) dean credit ((during risk) OR (during crisis)) wong shiu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((liang yang) or (wang yang)) dean credit ((during risk) OR (during crisis)) wong shiu ;*".