Perhaps you should try some spelling variations:
wang ping » wang peng, wang liang, zhang ping
wang ning » wang liang, wang yang, wang yong
wang yuan » wang yuhan, wang yan, fang yuan
yuan wang » yan wang, yuan kang, yuan chang
wang jing » wang liang, wang yang, wang yong
jun jean » du jean, jun qian, von jean

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 ping) OR (wang ning)) wang yuan wang jing ((jun jean) OR (brun jean)) su ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang ping) OR (wang ning)) wang yuan wang jing ((jun jean) or (brun jean)) su ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang ping) OR (wang ning)) wang yuan wang jing ((jun jean) or (brun jean)) su ;*.