Perhaps you should try some spelling variations:
wang wang » wang yang, wang liang, wang yan
yuhan hua » tuan hua, yuhuan huang
yuan hui » yuan fei, jaan hui, tuan hua
yang jin » yang jie, yang jun, shang jin
ying jin » jing ji, yang jie
wong sam » wong sau, wong lai, von sam
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 wang ((yuhan hua) OR (yuan hui)) ren ((yang jin) or (ying jin)) ((wong sam) or (kong sar)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang ((yuhan hua) OR (yuan hui)) ren ((yang jin) OR (ying jin)) ((wong sam) OR (kong sar)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang ((yuhan hua) OR (yuan hui)) ren ((yang jin) or (ying jin)) ((wong sam) or (kong sar)) ;*".