Perhaps you should try some spelling variations:
yeung kang » chung kang
han china » hang china, than china, can china
china won » china women, china wang, china who
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang di, yang xi
tong hui » wang hui
leung » leong, lung, seung

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: ((yeung kang) OR (leung tang)) han china won ((yang jin) OR (yang jui)) tong hui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yeung kang) OR (leung tang)) han china won ((yang jin) or (yang jui)) tong hui ;~".
• Adding a wildcard symbol may retrieve word variants: ((yeung kang) OR (leung tang)) han china won ((yang jin) or (yang jui)) tong hui ;*.