Perhaps you should try some spelling variations:
yihan guan » yan guan
yang guang » yang yang, yan guan
yang liang » wang liang, yan liang, yang yang
mun young » yun young, ju young, cyn young
gain yang » dan yang, daun yang, tan yang
kang han » kang chen, kong hang, zhang han
judy » july

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: mun young ((yihan guan) OR (((yang guang) OR (yang liang)))) gain yang judy kang han ;~.
• Adding a wildcard symbol may retrieve word variants: mun young ((yihan guan) or (((yang guang) or (yang liang)))) gain yang judy kang han ;*.