Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
risk yang » risk young, risk anp
wang tan » wang yan, wang ban, wang dan
can lost » can cost, can lose, can post
von cash » von carl, can cash, do cash
yang shu » cong shu, tan shu, yang du
tan yi » tang yi, tan li, tan ying

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang tan yi ((can lost) or (von cash)) during risk yang shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang tan yi ((can lost) OR (von cash)) during risk yang shu ;*.