Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
china who » china why, china what, china won
wong shiu » wong siu, song shin, wong sau
yan tuan » yan guan, yan yuan, anh tuan
yang jui » yang judy, yang xi
yang yi » yang xi
wang » wing, wan, lang

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: wang yan tuan china who ((((yang jui) OR (yang di))) OR (yang yi)) ((wong shiu) OR (cong shu)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan tuan china who ((((yang jui) or (yang di))) or (yang yi)) ((wong shiu) or (cong shu)) ;*.