Perhaps you should try some spelling variations:
jeong hyeok » jeong dahyeon
minh jeong » min jeong, minh cong
dong yuan » don juan, dong hua, dong nan
yuan wang » yan wang, yuan kang, yuan chang
gene bank » gene banks, one bank, genomen bank
wang hai » dang hai, wang hui, shang hai
die bank » die banken

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 bank) or (die bank)) minh jeong hyeok ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yuan wang hai ((gene bank) OR (die bank)) minh jeong hyeok ;*.