Perhaps you should try some spelling variations:
wang ying » wang yang, wang yong, wang jing
cong sing » dong sin, cong sun
sing long » using long, sing kong, qing long
yang li » yang lin, yang di, yang yi
yang xi » yang di, yang yi, yang jui
li cong » li rong, li song, jiu cong
long do » long d, long du, longer do

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 ying) OR (wang yan)) ((yang li) OR (yang xi)) li cong sing long do ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang ying) or (wang yan)) ((yang li) or (yang xi)) li cong sing long do ;*.