Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
chen pang » chen yang, chen ping, chen wang
tuan hua » tuan vu, yuan hui
gong hui » tong hui, tong shui, gong si
wang hui » wang hua, wang zhi, wang wei
tan hua » wang hua, tan chia, tan puay
pang wu » pang jun, pang jiu

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 yang ((tuan hua) OR (tan hua)) chen pang wu ((gong hui) OR (wang hui)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ((tuan hua) OR (tan hua)) chen pang wu ((gong hui) or (wang hui)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang ((tuan hua) OR (tan hua)) chen pang wu ((gong hui) or (wang hui)) ;*.