Perhaps you should try some spelling variations:
yihan guan » yan guan
yang guang » yang yang, yan guan, yang liang
yang juan » yang jun, huang juan, jiang juan
juan meng » juan rene, jui meng, yuan ming
meng hai » dang hai, feng hui, hong hai
wang » wing, wan, lang
hyoung » young, hyong, kyoung

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 hyoung ((yihan guan) OR (yang guang)) du yang juan meng hai ;~.
• Adding a wildcard symbol may retrieve word variants: wang hyoung ((yihan guan) or (yang guang)) du yang juan meng hai ;*.