Perhaps you should try some spelling variations:
wang yuhan » wang luhang, wang yidan, fang yuan
hua rene » hua ren, juan rene
pang jun » yang jui
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, von sam, wong max
tan hua » tuan hua, wang hua, tan chia
sar » sara, star, saur

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 (wang yan)) tan hua rene pang jun ((wong sau) or (((wong sam) OR (kong sar)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yuhan) OR (wang yan)) tan hua rene pang jun ((wong sau) OR (((wong sam) OR (kong sar)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yuhan) or (wang yan)) tan hua rene pang jun ((wong sau) or (((wong sam) OR (kong sar)))) ;*".