Perhaps you should try some spelling variations:
tang china » hang china, kong china, ming china
tang tang » taizong tang
china won » china women, china wang, china who
yang jun » yang jui, pang jun, yang jin
tong hui » wang hui
wang wei » zhang wei, wang zhi
leung » leong, lung, yeung

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: leung tang tang china won ((yang jun) OR (yang di)) ((tong hui) OR (wang wei)) ;~.
• Adding a wildcard symbol may retrieve word variants: leung tang tang china won ((yang jun) or (yang di)) ((tong hui) or (wang wei)) ;*.