Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
pei yang » wei yang, hui yang, pei yun
von cash » von carl, can cash, do cash
yang jui » yang judy, yang xi, yang yi
yang du » yang mu, yang jun, yang hui
yang d » yang _, yang 8, wang d
cost » costs

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

• Performing a fuzzy search may retrieve terms with similar spellings: pei yang di ((a cost) or (von cash)) during risk ((((yang du) OR (yang d))) or (yang jui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: pei yang di ((a cost) OR (von cash)) during risk ((((yang du) OR (yang d))) OR (yang jui)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "pei yang di ((a cost) or (von cash)) during risk ((((yang du) OR (yang d))) or (yang jui)) ;*".