Perhaps you should try some spelling variations:
tan chia » tuan china, than china, can china
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang di, yang xi
wong sau » wong sam, wong siu, wong shiu
yan hua » tan hua, ya hua, wang hua
yan jiu » yang jie, pang jiu
wang » wing, wan, lang

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

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