Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong wang » hong wang, yong phang, ping wang
dang hadi » dang hai
gan guan » yan guan, quan guan, fan guon
yang jui » yang judy, yang di, yang xi
jui dang » duc dang, jui meng, oui dans
yan kun » yan guan, yan yuan

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 yong wang ((yan kun) OR (gan guan)) yang jui dang hadi ;~.
• Adding a wildcard symbol may retrieve word variants: wang yong wang ((yan kun) or (gan guan)) yang jui dang hadi ;*.