Perhaps you should try some spelling variations:
china korea » china more
huang ying » huang jing, huang ting, huang yang
korea bang » korea sang, korea can
yang yang » wang yang, wang yan
bang john » king john, kong john, wong john
john kong » john king, john song, john wong
kong siu » kong eiu, wong siu, dong sin

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: ((yang yang) OR (huang ying)) can china korea bang john kong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (huang ying)) can china korea bang john kong siu ;*.