Perhaps you should try some spelling variations:
wang liang » wang yang
wang yuhan » wang luhang, wang yan, wang yidan
daun yang » dan yang, du yang, un yang
yan yuan » yan guan, fang yuan, nan yan
tan yang » dan yang, tan ying, tan yong
tong hui » wang hui
yi tong » yi rong, y tong, hui tong

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 liang ((wang yuhan) OR (yan yuan)) ((tan yang) OR (daun yang)) yi tong hui ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang ((wang yuhan) or (yan yuan)) ((tan yang) or (daun yang)) yi tong hui ;*.