Perhaps you should try some spelling variations:
zhang ming » zhang xin
dang wang » wang yang, dang anh, dang hung
wang yong » wang yang, wang hyoung, wang yan
yong hua » dong hua, ying hua, wang hua
yang li » yang lin, yang di, yang yi
yang xi » yang di, yang yi, yang jui
hong yu » wong yue

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: dang wang yong hua (rene OR gene) ((zhang ming) OR (((yang li) OR (yang xi)))) hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dang wang yong hua (rene or gene) ((zhang ming) or (((yang li) OR (yang xi)))) hong yu ;~".
• Adding a wildcard symbol may retrieve word variants: dang wang yong hua (rene or gene) ((zhang ming) or (((yang li) OR (yang xi)))) hong yu ;*.