Perhaps you should try some spelling variations:
dong hoang » hong hong
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
gene yang » gene bank
yang kia » yang ka, yang di, yang xi
hong ghi » zhong zhi, hong g, hong hai
yi hua » ya hua, yi hui, ying hua
li hua » li hui, lu hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((dong hoang) or (wang yang))) or (yang yang)) ((yi hua) or (li hua)) gene yang kia hong ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong hoang) OR (wang yang))) OR (yang yang)) ((yi hua) OR (li hua)) gene yang kia hong ghi ;.
• Adding a wildcard symbol may retrieve word variants: ((((dong hoang) or (wang yang))) or (yang yang)) ((yi hua) or (li hua)) gene yang kia hong ghi ;*.