Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
wang wang » wang liang, wang yong, wang jing
wang yang » wang liang, wang yanling
china tan » china top, china two, china taiwan
tan yang » dan yang, tan ying, tan yong
yang jui » yang judy, yang di, yang xi
jui wong » ji won, jui meng
wong sau » wong sam, wong siu, wong shiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang wang) or (wang yang))) or (wang yan)) tuan china tan yang jui wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang wang) OR (wang yang))) OR (wang yan)) tuan china tan yang jui wong sau ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang wang) or (wang yang))) or (wang yan)) tuan china tan yang jui wong sau ;*.