Perhaps you should try some spelling variations:
dong huang » dong hoang, dang hung, dong hua
huang yang » huang ying, huang chang, wang yang
minh congo » minh cong, bind congo
yang hua » wang hua, yang hui, ying hua
hua gene » human gene, a gene, hua ren
gene yan » gene bank, ren yan, see yan
jiu hong » jiu cong, kia hong, tin hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong huang yang hua gene yan ((jiu hong) OR (minh congo)) shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong huang yang hua gene yan ((jiu hong) OR (minh congo)) shu ;".
• Adding a wildcard symbol may retrieve word variants: dong huang yang hua gene yan ((jiu hong) OR (minh congo)) shu ;*.