Perhaps you should try some spelling variations:
wang liang » wang yang
wang fang » wang yang, weng fang, zhang fang
zhen yuan » chen yulan, zheng quan, zheng xuan
yuan ying » yuan ming, yuan ting, huang ying
ying yang » yang yang, yin yang, ying chang
yang cai » yong cai, yang chik, yang dali
sheng » cheng, zheng

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 fang) OR (wang liang)) zhen yuan ying yang cai fang sheng ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang fang) or (wang liang)) zhen yuan ying yang cai fang sheng ;*.