Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
wang qian » wang qiao, wang liang, wang yidan
fang yuan » wang yuhan, wang yan, meng yuan
guan kong » nan kong, yuan kang
liang zhi » liang zhu, wang zhi, liang li
wang qin » wang lin, wang qiao, wang jing
tan kong » tan hong

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 qian) OR (wang qin)) fang yuan cheng ((guan kong) OR (tan kong)) liang zhi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang qian) OR (wang qin)) fang yuan cheng ((guan kong) or (tan kong)) liang zhi ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang qian) OR (wang qin)) fang yuan cheng ((guan kong) or (tan kong)) liang zhi ;*.