Perhaps you should try some spelling variations:
tang china » hang china, kong china, ming china
china yang » china ying, china wang, china chang
tang tang » taizong tang
yang tang » yang yang, nang trang, yang guang
tang jiao » tang hsiao, gan jiao, tang jie
tong hui » wang hui
leung » leong, lung, yeung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((tang tang) or (leung tang)) tang china yang tang jiao tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tang tang) OR (leung tang)) tang china yang tang jiao tong hui ;*.