Perhaps you should try some spelling variations:
ming hyoung » min hyoung, wang hyoung, eming young
cheng zhang » zhen zhang, chen zheng, china zhang
hyoung seo » hong seo
wang yong » wang yang, wang hyoung, wang yan
cheng han » chen hao
wen wang » wei wang, chen wang, weng fang
yong hua » dong hua, ying hua, wang hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: wen wang yong hua ((cheng zhang) OR (cheng han)) ming hyoung seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wen wang yong hua ((cheng zhang) OR (cheng han)) ming hyoung seo ;*".