Perhaps you should try some spelling variations:
fang zheng » fang zhen, tang zheng, wang zheng
wang yang » wang yan, wang liang, wang yanling
yang liu » yang li, yang lin, yang di
yuan yi » yuan zi, yuan hui, yuan kai
yuan li » yuan lin, guan li, yuan zi
yang yi » yang di, yang xi, yang jui
sheng » cheng

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 yang liu ((((yuan yi) OR (yuan fei))) OR (yuan li)) yang yi ((fang zheng) OR (fang sheng)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang liu ((((yuan yi) or (yuan fei))) or (yuan li)) yang yi ((fang zheng) OR (fang sheng)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang liu ((((yuan yi) or (yuan fei))) or (yuan li)) yang yi ((fang zheng) OR (fang sheng)) ;*.