Perhaps you should try some spelling variations:
chung boon » cheng boon, chung woojin
chen chung » chen chuling, chen shuang, chen chuan
boon siong » soon siong, boon chong
wang yang » wang yan, wang liang, wang yanling
yang jui » yang judy, yang yi
siong ha » siong _
yang xi » yang yi
ng yew » ong yew
a chen » ta chen, _ chen, n chen
yew a » yet a, new a, ye a

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) or (yang jui))) or (((yang di) or (yang xi))))ng yew a chen chung boon siong ha ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang yang) OR (yang jui))) OR (((yang di) OR (yang xi))))ng yew a chen chung boon siong ha ;.
• Adding a wildcard symbol may retrieve word variants: ((((wang yang) or (yang jui))) or (((yang di) or (yang xi))))ng yew a chen chung boon siong ha ;*.