Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yong yang » yang yang, dong yang, ying yang
yang hua » wang hua, yang hui, ying hua
hua chen » jui chen, yu chen, a chen
chen yan » chen yang, chen tan, chen yun
wong sam » wong lai, kong sar, von sam
wong sau » wong siu, wong shiu, wong lai
non sacu » non same, non sans
yan di » yang di, pan di, yan zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yang hua chen yan di ((((wong sam) OR (wong sau))) or (((non sacu) or (union sacu)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yang hua chen yan di ((((wong sam) OR (wong sau))) OR (((non sacu) OR (union sacu)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong yang hua chen yan di ((((wong sam) OR (wong sau))) or (((non sacu) or (union sacu)))) ;*".