Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yan, wang yidan
meng yuan » meng hsuan, fang yuan, feng juan
hua rene » juan rene
jiu wong » jiu cong, ji won, kie wong
wong sau » wong sam, wong siu, wong shiu
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) or (meng yuan)) wang ((hua rene) OR (hua ren)) yan jiu wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (meng yuan)) wang ((hua rene) OR (hua ren)) yan jiu wong sau ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) or (meng yuan)) wang ((hua rene) OR (hua ren)) yan jiu wong sau ;".
• Adding a wildcard symbol may retrieve word variants: ((wang yuhan) or (meng yuan)) wang ((hua rene) OR (hua ren)) yan jiu wong sau ;*.