Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
yuan wang » yan wang, yuan kang, qian wang
tan puay » tan hua
tuan hua » tan hua, tuan vu, yuan hui
pang can » pang jun, kang ca, lung can
can hong » tan hong, care hong, wang hong
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan wang) OR (yuan chang)) ((tan puay) or (tuan hua)) rene pang can hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (yuan chang)) ((tan puay) OR (tuan hua)) rene pang can hong yu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) OR (yuan chang)) ((tan puay) or (tuan hua)) rene pang can hong yu ;".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) OR (yuan chang)) ((tan puay) or (tuan hua)) rene pang can hong yu ;*.