Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
yuhan wang » yuan wang, yan wang, yuhuan huang
yang ping » yang jing, yang liang, yang using
ping wang » ping pong, hong wang
wang yang » wang yan, wang liang, wang yanling
kong hang » kong heng, kong hong, kong land

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: yang ping wang yuhan wang yang di ((kang tae) OR (kong hang)) ;~.
• Adding a wildcard symbol may retrieve word variants: yang ping wang yuhan wang yang di ((kang tae) or (kong hang)) ;*.