Perhaps you should try some spelling variations:
wang liang » wang yang
zhang ming » zhang xin
liang dan » liang tan, king dan, liang sun
chan ming » kian ming, chan eng, chan kang
chan fong » chew fong, chan eng, chan kang
zhang zhi » zhong zhi, wang zhi, zhang wei
yan sher » khan sher, can she, han shen
dan yan » dan yang, nan yan, wang yan

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 liang dan yan sher ((zhang ming) OR (((chan ming) OR (chan fong)))) zhang zhi ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang dan yan sher ((zhang ming) or (((chan ming) OR (chan fong)))) zhang zhi ;~".
• Adding a wildcard symbol may retrieve word variants: wang liang dan yan sher ((zhang ming) or (((chan ming) OR (chan fong)))) zhang zhi ;*.