Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
wang ping » wang jing, wang ning, wang peng
ping wang » ping pong, hong wang
dan yang » daun yang, wang yang, yang yang
tan yang » tan ying, tan yong, tao yang
kang hay » eang hay, dang hai, kang tae
kang han » kang chen, kong hang, zhang han

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 wang yuhan ((dan yang) OR (tan yang)) xi ((kang hay) OR (kang han)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ping wang yuhan ((dan yang) OR (tan yang)) xi ((kang hay) or (kang han)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang ping wang yuhan ((dan yang) OR (tan yang)) xi ((kang hay) or (kang han)) ;*.