Perhaps you should try some spelling variations:
fang cheng » fang sheng, huang cheng, fang zhen
wang tang » tang tang, wang liang, wang yan
wang yang » wang yan, wang liang, wang yanling
fang yuan » wang yuhan, wang yan, meng yuan
yong cai » dong cao, yong c, yong wah
yuan li » yuan lin, guan li, yuan zi
li yong » liu yong, li ying, li cong

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang tang) or (wang yang)) fang yuan li yong cai fang cheng ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang tang) OR (wang yang)) fang yuan li yong cai fang cheng ;*.