Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
yuhan wang » yuan wang, yan wang, yuhuan huang
hua rent » hua ren
yang jie » yang di, yang jui, yang xi
yang jin » yang jun, ying jin, shang jin
wong siu » wong shiu, kong siu, wong sau
wong sam » wong sau, wong lai, kong sar
yan jiu » 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 hua rent ((((yan jiu) OR (yang jie))) or (yang jin)) ((wong siu) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yuhan wang hua rent ((((yan jiu) OR (yang jie))) OR (yang jin)) ((wong siu) OR (wong sam)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yuhan wang hua rent ((((yan jiu) OR (yang jie))) or (yang jin)) ((wong siu) or (wong sam)) ;*".