Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
risk yang » risk young, risk anp
yang fan » zhang fan, yang dean, yang yang
wang dan » wang yan, wang ban, wang yidan
can lost » can cost, can lose, can post
von cash » von carl, do cash, von cand
can cash » a cash
yang du » yang di, yang d, yang mu

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: ((yang fan) OR (wang dan)) ying ((can lost) OR (((von cash) OR (can cash)))) during risk yang du ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang fan) or (wang dan)) ying ((can lost) or (((von cash) OR (can cash)))) during risk yang du ;~".
• Adding a wildcard symbol may retrieve word variants: ((yang fan) or (wang dan)) ying ((can lost) or (((von cash) OR (can cash)))) during risk yang du ;*.