Perhaps you should try some spelling variations:
yuan cheng » yuan chang, huang cheng, yu cheng
fang yuan » wang yuhan, wang yan, meng yuan
mae main » am main, das main, law main
yang jin » yang jie, yang jun, ying jin
wong sam » wong sau, wong lai, kong sar
jing ji » ying jin
a main » 1 main, 2 main

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: fang yuan cheng ((mae main) OR (a main)) ((yang jin) OR (jing ji)) wong sam ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fang yuan cheng ((mae main) OR (a main)) ((yang jin) or (jing ji)) wong sam ;~".
• Adding a wildcard symbol may retrieve word variants: fang yuan cheng ((mae main) OR (a main)) ((yang jin) or (jing ji)) wong sam ;*.