Perhaps you should try some spelling variations:
wang liang » wang yang
liang zayn » liang dan, liang tan
chang john » change john, changed john, chang soon
khan syed » ahsan syed, shah syed, khan sher
can she » can see, can shape, can save
wong yu » wong yue, rong yu, wong y
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang zayn ((can she) or (khan syed)) chang john ((wong yu) OR (hong yu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang zayn ((can she) OR (khan syed)) chang john ((wong yu) OR (hong yu)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang zayn ((can she) or (khan syed)) chang john ((wong yu) OR (hong yu)) ;*".