Perhaps you should try some spelling variations:
john wong » john song, john bonn
wong john » wrong john, kong john, longo john
wong shin » song shin, wong shiu, wong chun
nan yang » dan yang, nan yan, tan yang
yang hui » yang jui, wang hui, yang muxi
hui meng » jui meng, hui ping, hui tong
wang » wing

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang OR wan) OR lang) nan yang hui meng wong john wong shin ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang or wan) or lang) nan yang hui meng wong john wong shin ;*.