Perhaps you should try some spelling variations:
wang hyong » wang hyoung, wang heyong, wang yong
yihan guan » yan guan
yang guang » yang yang, yan guan, yang liang
quan guan » gan guan, quan guo, yan guan
gain yang » dan yang, daun yang, tan yang
dang hadi » dang hai
di dang » di dante, duc dang

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 hyong ((yihan guan) OR (((yang guang) OR (quan guan)))) gain yang di dang hadi ;~.
• Adding a wildcard symbol may retrieve word variants: wang hyong ((yihan guan) or (((yang guang) or (quan guan)))) gain yang di dang hadi ;*.