Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
fang yuan » wang yan, meng yuan, tang yun
hua rene » hua ren, juan rene
rene yan » ren yan, rene ten, see yan
jiu wong » jiu cong, ji won, kie wong
wong sau » wong sam, wong siu, wong shiu
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) or (fang yuan)) wang hua rene yan jiu wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (fang yuan)) wang hua rene yan jiu wong sau ;.
• Adding a wildcard symbol may retrieve word variants: ((wang yuhan) or (fang yuan)) wang hua rene yan jiu wong sau ;*.