Perhaps you should try some spelling variations:
ahsan syed » khan syed
chan kang » chung kang, chan eng, chan fong
kang chen » chang chen, jane chen, kang han
tuan hua » tan hua, yuan hui
yuan kai » yuan kang, yuan fei, tan kai
chen zhi » chen zhe, chen zhen, chen chih
tuan vu » thanh vu

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

• Performing a fuzzy search may retrieve terms with similar spellings: fang ((((tuan hua) or (tuan vu))) or (yuan kai)) ((shah syed) or (ahsan syed)) chan kang chen zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: fang ((((tuan hua) OR (tuan vu))) OR (yuan kai)) ((shah syed) OR (ahsan syed)) chan kang chen zhi ;.
• Adding a wildcard symbol may retrieve word variants: fang ((((tuan hua) or (tuan vu))) or (yuan kai)) ((shah syed) or (ahsan syed)) chan kang chen zhi ;*.