Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
minh jeong » min jeong, minh cong
sang minh » kang minah, anh minh, song min
jeong seo » jeong yeon, hong seo, jeong su
ting hai » dang hai, king has
hong hai » shang hai, zhong tai, dang hai
feng » eng, fang

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 (feng juan)) ((ting hai) OR (hong hai)) (rene or rent) sang minh jeong seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (feng juan)) ((ting hai) OR (hong hai)) (rene OR rent) sang minh jeong seo ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) or (feng juan)) ((ting hai) OR (hong hai)) (rene or rent) sang minh jeong seo ;*".