Perhaps you should try some spelling variations:
chung kang » chan kang, chung kay, chung tong
wang yang » wang yan, wang liang, wang yanling
kang yong » kang young, wang yong, kong young
kong hang » kong heng, kong hong, kong land
yong cai » dong cao, yong c, yong wah
kang han » kang chen, zhang han, dang hai
dean » dewan, jean, den

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 ((wang yang) OR (yang dean)) chung kang yong cai ((kang han) OR (kong hang)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((wang yang) or (yang dean)) chung kang yong cai ((kang han) or (kong hang)) ;*.