Perhaps you should try some spelling variations:
guan yuan » gan guan, quan guan, yan yuan
yuan ming » yuan ting, kian ming, tuan minh
yan guan » gan guan, yan yuan, yang guang
yang jie » yang jin, yang xi, yang jun
yang jui » yang judy, yang xi
wong siu » wong shiu, kong siu, wong sau
wan yan » wang yan, nan yan, wai yan
yang yi » yang xi

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: wan yan guan yuan ming ((((yang jie) OR (yang di))) OR (((yang jui) OR (yang yi)))) wong siu ;~.
• Adding a wildcard symbol may retrieve word variants: wan yan guan yuan ming ((((yang jie) or (yang di))) or (((yang jui) or (yang yi)))) wong siu ;*.