Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
than china » han china, wuhan china, can china
yuan wang » yan wang, yuan kang, yuan chang
tan chia » can china, dan china, han china
wong yue » wang yue, hong yu
di wong » dr wong, kie wong
yang » lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: yuan wang ((((tan chia) OR (tuan china))) or (than china)) rene yang di wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yuan wang ((((tan chia) OR (tuan china))) OR (than china)) rene yang di wong yue ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan wang ((((tan chia) OR (tuan china))) or (than china)) rene yang di wong yue ;*".