Perhaps you should try some spelling variations:
ghana china » china china, ghana ghana
tang ghana » change ghana
china hea » ching hea, china ahead, china how
yang jie » yang jin, yang di, yang xi
yang jui » yang judy, yang di, yang xi
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: leung tang ghana china hea ((yang jie) or (yang jui)) tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: leung tang ghana china hea ((yang jie) OR (yang jui)) tong hui ;*.