Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong yang » yang yang, dong yang, ying yang
sang minh » kang minah, anh minh, song min
san minh » tuan minh, anh minh, han min
gong hui » tong hui, tong shui, wang hui
yang ji » yang jui, yang jie, yang jin
ji di » ji ti

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yang ji di ((san minh) or (sang minh)) gong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yang ji di ((san minh) OR (sang minh)) gong hui ;*.