Perhaps you should try some spelling variations:
dong yang » dong hoang, dan yang, dong jung
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
gene yang » gene bank
hua gene » human gene, a gene, hua ren
thi hong » tan hong
tin hong » tan hong, kia hong
ka hua » ya hua, ka chuan

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 (wang yang))) or (yang yang)) ka hua gene yang ((thi hong) or (tin hong)) ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong yang) OR (wang yang))) OR (yang yang)) ka hua gene yang ((thi hong) OR (tin hong)) ghi ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((dong yang) OR (wang yang))) or (yang yang)) ka hua gene yang ((thi hong) or (tin hong)) ghi ;*".