Perhaps you should try some spelling variations:
ming hua » ming hung, wang hua, ming lu
ying hua » wang hua, ying zhu, dong hua
yang jie » yang jin, yang di, yang jui
wong sam » wong sau, wong lai, kong sar
wong siu » wong shiu, kong siu, wong sau
yan jiu » yang jin, 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 ((ming hua) OR (ying hua)) gene ((yan jiu) or (yang jie)) ((wong sam) or (wong siu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((ming hua) OR (ying hua)) gene ((yan jiu) OR (yang jie)) ((wong sam) OR (wong siu)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((ming hua) OR (ying hua)) gene ((yan jiu) or (yang jie)) ((wong sam) or (wong siu)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yan ((ming hua) OR (ying hua)) gene ((yan jiu) or (yang jie)) ((wong sam) or (wong siu)) ;*.