Perhaps you should try some spelling variations:
dunning john » gunning jan
huang jing » huang ting, huang ying, wang jing
jing yang » jing fang, ying yang, wang yang
kong john » king john, wong john, longo john
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam
yang xi » yang di, yang yi, yang jui
xi als » ki als, taxi als

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: huang jing yang xi als ((dunning john) OR (kong john)) ((wong sau) OR (wong sam)) ;~.
• Adding a wildcard symbol may retrieve word variants: huang jing yang xi als ((dunning john) or (kong john)) ((wong sau) or (wong sam)) ;*.