Perhaps you should try some spelling variations:
yuhan wang » yuan wang, yan wang, yuhuan huang
chan kang » chung kang, chan eng, chan jan
chan fong » chew fong, chan eng, chan ming
jiu wong » jiu cong, ji won, kie wong
wong siu » wong shiu, kong siu, wong sau
hua ren » hua chen
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yuhan wang) or (((chan kang) OR (chan fong)))) ((hua rent) or (hua ren)) yan jiu wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yuhan wang) OR (((chan kang) OR (chan fong)))) ((hua rent) OR (hua ren)) yan jiu wong siu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yuhan wang) or (((chan kang) OR (chan fong)))) ((hua rent) or (hua ren)) yan jiu wong siu ;*".