Perhaps you should try some spelling variations:
chang john » change john, changed john, chang soon
wang yang » wang yan, wang liang, wang yanling
yang zayn » yang fan
khan syed » ahsan syed, shah syed, khan sher
john wong » john song, john bonn
wong yue » wang yue, hong yu
can she » can see, can shape, can save

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 zayn ((can she) or (khan syed)) chang john wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang zayn ((can she) OR (khan syed)) chang john wong yue ;*.