Perhaps you should try some spelling variations:
friedman john » friedmann john, friedman born, friedman jed
wang daoping » wang xiaoping, wang danning, wang xiaobing
der friedman » die friedman, fred friedman, _ friedman
john kong » john king, john song, john wong
kong star » kong sar
yang jui » yang judy, yang yi
yang xi » yang yi

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 daoping ((((yang xi) OR (yang jui))) OR (yang di)) der friedman john kong star ;~.
• Adding a wildcard symbol may retrieve word variants: wang daoping ((((yang xi) or (yang jui))) or (yang di)) der friedman john kong star ;*.