Perhaps you should try some spelling variations:
chan kang » chung kang, chan eng, chan fong
yuan kang » yuan wang, yuan chang, yuan ming
chia rene » chia wen, china ren
yuan kai » yuan fei, tan kai, yuan hui
tan chia » tuan china, than china, can china
wong yue » wang yue, hong yu
di wong » dr wong, kie wong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yuan kang) OR (yuan kai))) or (chan kang)) tan chia rene (yang or lang) di wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yuan kang) OR (yuan kai))) OR (chan kang)) tan chia rene (yang OR lang) di wong yue ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yuan kang) OR (yuan kai))) or (chan kang)) tan chia rene (yang or lang) di wong yue ;*".