Perhaps you should try some spelling variations:
china ren » china loren, china real, china reza
wing tan » wing ian, liang tan, hong tan
yang jun » yang jui, pang jun, yang jin
wong sam » wong sau, wong lai, kong sar
tan can » man can, tan tan, tin can
yang xi » yang jui
yang yi » yang jui

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: wing tan can china ren ((((((yang jun) OR (yang di))) OR (yang xi))) OR (yang yi)) wong sam ;~.
• Adding a wildcard symbol may retrieve word variants: wing tan can china ren ((((((yang jun) or (yang di))) or (yang xi))) or (yang yi)) wong sam ;*.