Perhaps you should try some spelling variations:
hyoung seo » hong seo
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
chen ping » chen rong, chen yang, chen wang
yi hyoung » yi kyoung, min hyoung
jui chen » yi chen
ping yi » ming yi, ping yu, jiang yi

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

• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((wang yang) OR (yang yang)) jui chen ping yi hyoung seo ;~.
• Adding a wildcard symbol may retrieve word variants: dong ((wang yang) or (yang yang)) jui chen ping yi hyoung seo ;*.