Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
wei wang » wei yang, wen wang, wei shang
da costa » _ costa
yang jui » yang judy, yang di, yang xi
yang du » yang di, yang d, yang mu
wang d » wang di, wang9 d, wang _
costa » costsa
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: wei wang d ((((da costa) OR (a cost))) or (do cash)) during risk ((yang du) or (yang jui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wei wang d ((((da costa) OR (a cost))) OR (do cash)) during risk ((yang du) OR (yang jui)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wei wang d ((((da costa) OR (a cost))) or (do cash)) during risk ((yang du) or (yang jui)) ;*".