Perhaps you should try some spelling variations:
seung yeon » jeong yeon, seung joon, seung won
feng yuan » fang yuan, feng juan, meng yuan
yuan wang » yan wang, yuan kang, yuan chang
wang hair » dang hai, wang hui
sang minh » kang minah, anh minh, song min
jeong seo » jeong yeon, hong seo, jeong su

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "feng yuan wang hair (rene OR rent) sang minh ((jeong seo) OR (seung yeon)) ;~".
• Adding a wildcard symbol may retrieve word variants: feng yuan wang hair (rene OR rent) sang minh ((jeong seo) OR (seung yeon)) ;*.