Perhaps you should try some spelling variations:
guang yuan » fang yuan, huang juan
yan guang » yang guang, yan guan, gan guan
yuan ming » yuan ting, kian ming, tuan minh
wong shiu » wong siu, cong shu, song shin
yang jie » yang jin, yang yi, yang jun
yang jui » yang judy, yang yi
nan yan » nan ya, wang yan, qian yan
yang xi » yang yi

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: nan yan guang yuan ming ((((yang jie) OR (yang di))) OR (((yang jui) OR (yang xi)))) wong shiu ;~.
• Adding a wildcard symbol may retrieve word variants: nan yan guang yuan ming ((((yang jie) or (yang di))) or (((yang jui) or (yang xi)))) wong shiu ;*.