Perhaps you should try some spelling variations:
den xiaoping » deng xiaoping, wang xiaoping, _ xiaoping
xiaoping tan » xiaoyang tang, xiaojing a, xiaoping _
tan chia » tuan china, than china, can china
wei ying » wei ming, wei yiming, wei qiang
wei yang » pei yang, wei wang, wei yang's
jin data » main data, von data, can data

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: den xiaoping tan chia ((wei ying) OR (wei yang)) ((jin data) or (own data)) (hai or hari) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: den xiaoping tan chia ((wei ying) OR (wei yang)) ((jin data) OR (own data)) (hai OR hari) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "den xiaoping tan chia ((wei ying) OR (wei yang)) ((jin data) or (own data)) (hai or hari) ;*".