Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
zhong tai » hong tan, zhong zhi
tan chia » tuan china, than china, can china
dan yang » daun yang, tan yang, wang yang
yang jin » yang jie, yang jun, ying jin
hong hai » shang hai, dang hai, hong tan
tan hua » tuan hua, wang hua, tan puay

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 daoping ((tan hua) OR (tan chia)) dan yang jin ((hong hai) OR (zhong tai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang daoping ((tan hua) OR (tan chia)) dan yang jin ((hong hai) or (zhong tai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang daoping ((tan hua) OR (tan chia)) dan yang jin ((hong hai) or (zhong tai)) ;*.