Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, fang yuan
wang yidan » wang yan
minh jeong » min jeong, minh cong
rene sang » lee sang
sang minh » kang minah, anh minh, song min
jeong seo » jeong yeon, hong seo, jeong su
ting hai » dang hai, hong hai, king has
hai rene » hai ren, i rene, ii rene

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yuhan) OR (wang yidan)) ting hai rene sang minh jeong seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) OR (wang yidan)) ting hai rene sang minh jeong seo ;*".