Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
pei yang » wei yang, hui yang, pei yun
da costa » _ costa, a cost
von cash » von carl, can cash, do cash
yang jui » yang di, yang xi, yang yi
yang ji » yang jie, yang jin, yang di
yang du » yang di, yang d, yang mu
judy » july

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 ji ((da costa) or (von cash)) during risk ((yang du) or (((yang jui) OR (yang judy)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: pei yang ji ((da costa) OR (von cash)) during risk ((yang du) OR (((yang jui) OR (yang judy)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "pei yang ji ((da costa) or (von cash)) during risk ((yang du) or (((yang jui) OR (yang judy)))) ;*".