Perhaps you should try some spelling variations:
wang xiaobing » wang xiaoping, wang xiaodong, wang xiaolin
xiaobing a » xiaojing a, xiaoping _
china dan » china data, china des, china due
china den » chinas den, china des, china does
dana rich » data rich, land rich
rich data » which data, fish data
data hari » data sharing

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 xiaobing a ((china dan) OR (china den)) dana rich data hari ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaobing a ((china dan) or (china den)) dana rich data hari ;*.