Perhaps you should try some spelling variations:
boon chong » boon siong, joon chang
yang jie » yang jin, yang xi, yang yi
yang jui » yang judy, yang xi, yang yi
chen ong » chen rong, chen yong, chen yang
ong boon » wong yoon, yong yoon, ong pooi
wan yan » wang yan, nan yan, wai yan
ta chen » a chen, hua chen
chong a » chong _, hong a, chong nam
lee a » lee _, lee g, see a
a ta » a tax, a cta, a nta

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wan yan) or (yang jie))) or (((yang jui) or (yang di))))lee a ta chen ong boon chong a ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wan yan) OR (yang jie))) OR (((yang jui) OR (yang di))))lee a ta chen ong boon chong a ;*.