Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
yang jie » yang jin, yang di, yang xi
yang jui » yang judy, yang di, yang xi
wong sau » wong sam, wong siu, wong shiu
a chen » ta chen, _ chen, n chen
kwek » kweka, kwok, kuek
kweku » kwekau, kwoku, kueku

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong (kwek OR kweku) a chen ((yang jie) OR (yang jui)) wong sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong (kwek or kweku) a chen ((yang jie) OR (yang jui)) wong sau ;~".
• Adding a wildcard symbol may retrieve word variants: wang yong (kwek or kweku) a chen ((yang jie) OR (yang jui)) wong sau ;*.