Perhaps you should try some spelling variations:
wang xiaoping » wang xiaodong, deng xiaoping, wang xiaolin
wang yangming » wang yangming's, wang yanling, wang danning
dang haji » dato haji
tuan hua » tan hua, tuan vu, yuan hui
tan yong » tan hong, tan kong, tan yang
yong min » gong min, jong min, song min
hua tan » hua ban, huan t'an
hai » hadi, hari, thai

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang xiaoping) or (wang yangming)) tuan hua tan yong min ((dang haji) OR (dang hai)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang xiaoping) OR (wang yangming)) tuan hua tan yong min ((dang haji) OR (dang hai)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang xiaoping) or (wang yangming)) tuan hua tan yong min ((dang haji) OR (dang hai)) ;*".