Perhaps you should try some spelling variations:
boom during » blooms during, books during, boost during
cost during » boost during, crust during, west during
wang liang » wang yang
risk along » risk among, ask along
along shu » along nhue, cong shu, along who
yang jie » yang jin, yang di, yang xi
yang jui » yang judy, yang di, yang xi

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

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