Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
gang gong » gongs gong, gang sung, gong gang
gong cong » gongs gong, song chong, gong gang
yang lin » yang jin, wang lin, yang li
yang jui » yang judy, yang xi, yang yi
liu gang » liu gangs, liu yang, li gang

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 ((yang lin) OR (((yang jui) OR (yang di)))) liu gang gong cong shu ;~.
• Adding a wildcard symbol may retrieve word variants: wang daoping ((yang lin) or (((yang jui) or (yang di)))) liu gang gong cong shu ;*.