Perhaps you should try some spelling variations:
yuan ming » yuan ting, kian ming, tuan minh
wang gan » wang yan, wang ban, wang dan
gan yuan » gan guan, yan yuan, fang yuan
ying jin » yang jin, jing ji, yang jie
yang jui » yang judy, yang yi
wong siu » wong shiu, kong siu, wong sau
gan gan » gan guan, algan gan
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: wang gan gan yuan ming ((((ying jin) OR (yang di))) OR (((yang xi) OR (yang jui)))) wong siu ;~.
• Adding a wildcard symbol may retrieve word variants: wang gan gan yuan ming ((((ying jin) or (yang di))) or (((yang xi) or (yang jui)))) wong siu ;*.