Perhaps you should try some spelling variations:
chung kang » chan kang, chung kay, chung tong
yang yang » wang yang, wang yan
kang yong » kang young, wang yong, kong young
kong land » kong hang, kong lyn
yong cai » dong cao, yong c, yong wah
kang han » kang chen, kong hang, zhang han
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 ((yang yang) OR (yang dean)) chung kang yong cai ((kang han) OR (kong land)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang ((yang yang) or (yang dean)) chung kang yong cai ((kang han) or (kong land)) ;*.