Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
wang yuan » wang yuhan, wang yan, fang yuan
shang kai » shang hai
ran ying » fan ying, tan ying, jin ying
yang jin » yang jie, yang jun, ying jin
yang jui » yang judy, yang xi, yang yi
kian » ian

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((kian ming) or (ran ying)) wang yuan cheng ((((yang jin) or (yang jui))) or (yang di)) shang kai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((kian ming) OR (ran ying)) wang yuan cheng ((((yang jin) OR (yang jui))) OR (yang di)) shang kai ;.
• Adding a wildcard symbol may retrieve word variants: ((kian ming) or (ran ying)) wang yuan cheng ((((yang jin) or (yang jui))) or (yang di)) shang kai ;*.