Perhaps you should try some spelling variations:
dunning john » gunning jan
huang jing » huang ting, huang ying, wang jing
wong john » wrong john, kong john, longo john
yang jui » yang judy, yang di, yang yi
wong siu » wong shiu, kong siu, wong sau
yang xi » yang di, yang yi
als » also

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: huang jing ((yang xi) OR (yang jui)) als ((dunning john) or (wong john)) wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: huang jing ((yang xi) OR (yang jui)) als ((dunning john) OR (wong john)) wong siu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "huang jing ((yang xi) OR (yang jui)) als ((dunning john) or (wong john)) wong siu ;*".