Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang kwek » yong kwek
yang jie » yang jin, yang di, yang jui
wong sam » wong sau, kong sar, von sam
n chen » _ chen, don chen, ern chen
a chen » ta chen, _ chen, hua chen
z chen » _ chen, zhe chen, zhi chen
lai » laid

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang kwek ((((n chen) OR (a chen))) or (z chen)) yang jie ((wong sam) or (wong lai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang kwek ((((n chen) OR (a chen))) OR (z chen)) yang jie ((wong sam) OR (wong lai)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang kwek ((((n chen) OR (a chen))) or (z chen)) yang jie ((wong sam) or (wong lai)) ;*".