Perhaps you should try some spelling variations:
dong hoang » hong hong
dong wang » dong yang, hong wang, dong jung
yang jie » yang jin, yang di, yang jui
wong siu » wong shiu, kong siu, wong sau
yan jiu » yang jin, pang jiu
a gene » a genre, a gender, a gentle
yan ji » ban ji, pan ji, san ji

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((dong wang) or (dong hoang)) a gene ((((yan ji) OR (yan jiu))) or (yang jie)) wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((dong wang) OR (dong hoang)) a gene ((((yan ji) OR (yan jiu))) OR (yang jie)) wong siu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((dong wang) or (dong hoang)) a gene ((((yan ji) OR (yan jiu))) or (yang jie)) wong siu ;*".