Perhaps you should try some spelling variations:
dong yang » dong hoang, dan yang, dong jung
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
gene yang » gene bank
hong than » hong tan, long thanh, hong hai
hua gene » human gene, a gene, hua ren
yang jin » yang jie, yang jun, ying jin
hong g » hong ng, hong w, hong 7

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((dong yang) OR (yang yang))) or (wang yang)) ya hua gene yang jin ((hong g) or (hong than)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong yang) OR (yang yang))) OR (wang yang)) ya hua gene yang jin ((hong g) OR (hong than)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((dong yang) OR (yang yang))) or (wang yang)) ya hua gene yang jin ((hong g) or (hong than)) ;".
• Adding a wildcard symbol may retrieve word variants: ((((dong yang) OR (yang yang))) or (wang yang)) ya hua gene yang jin ((hong g) or (hong than)) ;*.