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
john wang » john wong
han shen » khan sher, can she, han en
wang yue » wong yue, wang hua, wang yan

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