Perhaps you should try some spelling variations:
during risk » using risk, during crises, during crisis
cost during » boost during, crust during, west during
wang liang » wang yang
among shu » cong shu, among sex, among hr
yang end » yang anda, yang mind
among eu » among men, among _, among 15
yang d » yang di, yang du, yang _

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: wang liang ((yang end) OR (yang d)) cost during risk ((among shu) OR (among eu)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((yang end) OR (yang d)) cost during risk ((among shu) or (among eu)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang ((yang end) OR (yang d)) cost during risk ((among shu) or (among eu)) ;*.