Perhaps you should try some spelling variations:
dunning john » gunning jan
huang jing » huang ting, huang ying, wang jing
longo john » kong john, wong john
jing yang » jing fang, ying yang, wang yang
wong sau » wong sam, wong siu, wong shiu
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 (longo john)) wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: huang jing yang xi als ((dunning john) or (longo john)) wong sau ;*.