Perhaps you should try some spelling variations:
done hoang » dong hoang
alan hua » alan h, tan hua, tuan hua
yang jun » yang jui, pang jun, yang jin
hong shu » cong shu, tong shui, wong shiu
hong ghi » zhong zhi, hong g, hong hai
yan jiu » yang jie, yang jin, pang jiu
alan a » alan _, plan a, alan m

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

• Performing a fuzzy search may retrieve terms with similar spellings: done hoang ((alan hua) OR (alan a)) gene ((yan jiu) or (yang jun)) ((hong shu) or (hong ghi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: done hoang ((alan hua) OR (alan a)) gene ((yan jiu) OR (yang jun)) ((hong shu) OR (hong ghi)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "done hoang ((alan hua) OR (alan a)) gene ((yan jiu) or (yang jun)) ((hong shu) or (hong ghi)) ;".
• Adding a wildcard symbol may retrieve word variants: done hoang ((alan hua) OR (alan a)) gene ((yan jiu) or (yang jun)) ((hong shu) or (hong ghi)) ;*.