Perhaps you should try some spelling variations:
qiao wang » qian wang, xiao yang
wang khan » wang shawn, wang yuhan, wang yan
khan syed » ahsan syed, shah syed, khan sher
chan kang » chung kang, chan fong, chan jan
zhang wei » zhen wei
chan eng » chan fong, chan ming, han en
hong zhi » zhong zhi, hong ghi, zhang zhi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang qiao wang khan syed ((chan eng) OR (chan kang)) ((hong zhi) or (zhang wei)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang qiao wang khan syed ((chan eng) OR (chan kang)) ((hong zhi) OR (zhang wei)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang qiao wang khan syed ((chan eng) OR (chan kang)) ((hong zhi) or (zhang wei)) ;".
• Adding a wildcard symbol may retrieve word variants: wang qiao wang khan syed ((chan eng) OR (chan kang)) ((hong zhi) or (zhang wei)) ;*.