Perhaps you should try some spelling variations:
yan chang » yuan chang, han chang, yan zhang
iie gene » iii gene, rice gene, i gene
ying tin » ying jin, ting ting
tin hong » tan hong, kia hong, thi hong
hong hai » shang hai, zhong tai, dang hai
wan yan » wang yan, nan yan, wai yan
e gene » _ gene, a gene

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan yan chang ((e gene) or (iie gene)) ying tin hong hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan chang ((e gene) OR (iie gene)) ying tin hong hai ;*.