Perhaps you should try some spelling variations:
zhang minh » zhang ming, zhang xin, chang min
chan kang » chung kang, chan fong, chan jan
yang yang » wang yang, wang yan
eng zhang » cheng zhang, eng hong
chan eng » chan fong, chan ming, han en
hong whi » hong ghi, hong hai
wang » wing, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) ((chan kang) or (yang yang)) chan eng zhang minh ((hong whi) or (hong w)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((chan kang) OR (yang yang)) chan eng zhang minh ((hong whi) OR (hong w)) ;.
• Adding a wildcard symbol may retrieve word variants: (wang or wan) ((chan kang) or (yang yang)) chan eng zhang minh ((hong whi) or (hong w)) ;*.