Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
fang yuan » wang yuhan, wang yan, meng yuan
dang hari » dang hai
yin fang » yin hang, yin yang, chin fang
ying jin » yang jin, jing ji, yang jie
fan yin » fan ying, fa yin, fan xing
yang » lang, wang

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

• Performing a fuzzy search may retrieve terms with similar spellings: fan yin fang yuan cheng ((ying jin) or (yang di)) dang hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: fan yin fang yuan cheng ((ying jin) OR (yang di)) dang hari ;*.