Perhaps you should try some spelling variations:
tang china » hang china, kong china, ming china
tang tang » taizong tang
china dan » china den, china data, china des
dan yang » daun yang, tan yang, wang yang
yang jin » yang jie, yang jun, ying jin
gong hui » tong hui, tong shui, wang hui
sng hui » wang hui, tong hui, feng 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: leung tang tang china dan yang jin ((gong hui) or (sng hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: leung tang tang china dan yang jin ((gong hui) OR (sng hui)) ;*.