Perhaps you should try some spelling variations:
done hoang » dong hoang
hoang wang » hong wang, hoang making
hua gene » human gene, a gene, hua ren
yang jie » yang di, yang jui, yang xi
yang jun » yang jui, pang jun, yang judy
yang jin » ying jin, shang jin, wang jing
gong hui » tong hui, tong shui, wang hui

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 wang hua gene ((yang jie) or (((yang jun) OR (yang jin)))) ((cong shu) or (gong hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: done hoang wang hua gene ((yang jie) OR (((yang jun) OR (yang jin)))) ((cong shu) OR (gong hui)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "done hoang wang hua gene ((yang jie) or (((yang jun) OR (yang jin)))) ((cong shu) or (gong hui)) ;".
• Adding a wildcard symbol may retrieve word variants: done hoang wang hua gene ((yang jie) or (((yang jun) OR (yang jin)))) ((cong shu) or (gong hui)) ;*.