Perhaps you should try some spelling variations:
chen zhen » chen zhe
zhen ming » cheng ming, chan ming, zhen yong
wing tan » liang tan, hong tan, tin tan
wing ian » twinn ian, wing sun
yang jui » yang judy, yang di, yang xi
code shu » code ctu
yuan zi » yan zi, yuan li, yuan fei

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wing tan) OR (wing ian)) ((yang jui) or (yuan zi)) chen zhen ming code shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wing tan) OR (wing ian)) ((yang jui) OR (yuan zi)) chen zhen ming code shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing tan) OR (wing ian)) ((yang jui) or (yuan zi)) chen zhen ming code shu ;*".