Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
china wang » china yang, china chang, china zhang
lung tang » leung tang, gung thang, lung can
tang than » tang chun, tang tang
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang di, yang xi
wang hui » wang hua, wang zhi, wang wei

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: lung tang than china wang ((yang jin) OR (yang jui)) ((tong hui) OR (wang hui)) ;~.
• Adding a wildcard symbol may retrieve word variants: lung tang than china wang ((yang jin) or (yang jui)) ((tong hui) or (wang hui)) ;*.