Perhaps you should try some spelling variations:
xiaoping than » xiaoping how, xiaoping shi
den xiaoping » deng xiaoping, wang xiaoping, _ xiaoping
than china » tuan china, han china, wuhan china
china tan » china top, china two, china taiwan
tan yang » dan yang, tan ying, tan yong
yang jin » yang jie, yang jun, ying jin
jin data » main data, own data, von data

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: den xiaoping than china tan yang jin data (hai OR hari) ;~.
• Adding a wildcard symbol may retrieve word variants: den xiaoping than china tan yang jin data (hai or hari) ;*.