Perhaps you should try some spelling variations:
ahsan syed » khan syed
chung zhi » chen zhi, chung h, zhang zhi
chung chi » chung h
yuan kai » yuan kang, yuan fei, yuan hui
than she » khan sher, than one, than we
chan eng » chan fong, chan kang, chan ming
tan kai » tan kah

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

• Performing a fuzzy search may retrieve terms with similar spellings: fang ((tan kai) OR (yuan kai)) ((than she) or (ahsan syed)) chan eng ((chung zhi) or (chung chi)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: fang ((tan kai) OR (yuan kai)) ((than she) OR (ahsan syed)) chan eng ((chung zhi) OR (chung chi)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "fang ((tan kai) OR (yuan kai)) ((than she) or (ahsan syed)) chan eng ((chung zhi) or (chung chi)) ;".
• Adding a wildcard symbol may retrieve word variants: fang ((tan kai) OR (yuan kai)) ((than she) or (ahsan syed)) chan eng ((chung zhi) or (chung chi)) ;*.