Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
yang lin » yang jin, wang lin, yang li
liu gang » liu gangs, liu yang, liu feng
min kong » ming kong, min hong, king kong
kong shu » cong shu, kong siu, tong shui
yang yi » yang di, yang xi, yang jui
li gang » i gang, li wang, yi 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 yi)) ((((liu gang) OR (li gang))) OR (ii gang)) min kong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang daoping ((yang lin) or (yang yi)) ((((liu gang) OR (li gang))) or (ii gang)) min kong shu ;~".
• Adding a wildcard symbol may retrieve word variants: wang daoping ((yang lin) or (yang yi)) ((((liu gang) OR (li gang))) or (ii gang)) min kong shu ;*.