Perhaps you should try some spelling variations:
quan guan » gan guan, quan guo, yan guan
guan rene » juan rene, glas rene
lang yan » wang yan, wang yang, zhang yan
yan quan » yan guan, yan yuan, yan clan
yang jin » yang jie, ying jin, shang jin
yang jun » yang jui, pang jun, yang judy
wong siu » wong shiu, kong siu, wong sau
yang xi » yang yi, yang jui

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: lang yan quan guan rene ((((((yang jin) OR (yang jun))) OR (yang di))) OR (yang xi)) wong siu ;~.
• Adding a wildcard symbol may retrieve word variants: lang yan quan guan rene ((((((yang jin) or (yang jun))) or (yang di))) or (yang xi)) wong siu ;*.