Perhaps you should try some spelling variations:
jeong yeon » jeong hyeok, seung yeon, jeong dahyeon
meng yuan » meng hsuan, fang yuan, feng juan
yuan wang » yan wang, yuan kang, yuan chang
sang minh » kang minah, anh minh, song min
wang hai » dang hai, wang hui, shang hai
ren sang » lee sang, le sang, ren weng

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

• Performing a fuzzy search may retrieve terms with similar spellings: meng yuan wang hai ren sang minh ((jeong yeon) or (jeang yean)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: meng yuan wang hai ren sang minh ((jeong yeon) OR (jeang yean)) ;*.