Perhaps you should try some spelling variations:
den xiaojing » deng xiaoping, _ xiaojing
ren xiaodong » lin xiaodong, wang xiaodong, du xiaodong
wei wang » wei yang, wen wang, wei shang
wang von » wang yong, wang hong, wang yan
von data » loan data, von daten, von daf
ta chen » hua chen
a chen » _ chen, n chen, z chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((den xiaojing) or (ren xiaodong)) ((a chen) OR (ta chen)) wei wang von data (hai or hari) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((den xiaojing) OR (ren xiaodong)) ((a chen) OR (ta chen)) wei wang von data (hai OR hari) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((den xiaojing) or (ren xiaodong)) ((a chen) OR (ta chen)) wei wang von data (hai or hari) ;*".