Perhaps you should try some spelling variations:
jeong yeon » jeong hyeok, jeang yean, seung yeon
dong yuan » don juan, dong hua, dong nan
yuan wang » yan wang, yuan kang, yuan chang
gene tang » gene bank
wang hai » dang hai, wang hui, shang hai
hai gene » a gene, a1 gene, hai ren
tang min » chang min, sang minh, yang mind

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yuan wang hai gene tang min ((hong seo) or (jeong yeon)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yuan wang hai gene tang min ((hong seo) OR (jeong yeon)) ;*.