Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
wang yong » wang hyoung, wang yan, wang shiyong
yun young » ju young
minh tong » minh cong, dinh tung, min hong
yang jin » yang jie, yang jun, ying jin
tong hui » wang hui
li song » li cong, li rong, kim song

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: wang yang ((yang jin) OR (wang yong)) ((li song) OR (yun young)) minh tong hui ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang ((yang jin) or (wang yong)) ((li song) or (yun young)) minh tong hui ;*.