Perhaps you should try some spelling variations:
dunning john » gunning jan
wang yang » wang yan, wang liang, wang yanling
yang wang » yang yang, yan wang, yang guang
kong john » king john, longo john, wrong john
wong john » wrong john, longo john, young john
wang lin » wang li, wang qin, yang lin
wong sau » wong sam, wong siu, wong shiu
lin als » sein 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: wang yang wang lin als ((dunning john) OR (((kong john) OR (wong john)))) wong sau ;~.
• Adding a wildcard symbol may retrieve word variants: wang yang wang lin als ((dunning john) or (((kong john) or (wong john)))) wong sau ;*.