Perhaps you should try some spelling variations:
wang liang » wang yang
tan chia » tuan china, than china, can china
rent yan » ren yan, rent a
cong hui » tong hui, cong shu, wang hui
gong hui » tong hui, tong shui, wang hui
tan hua » tuan hua, wang hua, tan puay
yan jiu » yang jie, yang jin, pang jiu

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 ((tan hua) or (tan chia)) rent yan jiu ((cong hui) OR (gong hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ((tan hua) OR (tan chia)) rent yan jiu ((cong hui) OR (gong hui)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((tan hua) or (tan chia)) rent yan jiu ((cong hui) OR (gong hui)) ;".
• Adding a wildcard symbol may retrieve word variants: wang liang ((tan hua) or (tan chia)) rent yan jiu ((cong hui) OR (gong hui)) ;*.