Perhaps you should try some spelling variations:
wang yong » wang hyoung, wang yan, wang shiyong
wang yang » wang yan, wang liang, wang yanling
chan ming » kian ming, chan eng, chan fong
ren chan » gren chen, mun chan, ren yan
code shu » code ctu
yan hua » ya hua, wang hua, tuan hua
tan hua » tuan hua, wang hua, tan chia

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) OR (wang yang)) ((yan hua) OR (tan hua)) ren chan ming code shu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang yong) or (wang yang)) ((yan hua) or (tan hua)) ren chan ming code shu ;*.