Perhaps you should try some spelling variations:
wang daoping » wang xiaoping, wang danning, wang xiaobing
yu cheng » yu chen, _ cheng
tang min » chang min, sang minh, yang mind
yang jun » yang jui, pang jun, yang judy
yang jin » yang jie, ying jin, shang jin
yang xi » yang di, yang yi, yang jui
hong yu » wong yue
xie yu » xin yu, xue yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang daoping xie yu cheng ((tang min) OR (((yang jun) OR (((yang jin) OR (yang xi)))))) hong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang daoping xie yu cheng ((tang min) OR (((yang jun) OR (((yang jin) OR (yang xi)))))) hong yu ;".
• Adding a wildcard symbol may retrieve word variants: wang daoping xie yu cheng ((tang min) OR (((yang jun) OR (((yang jin) OR (yang xi)))))) hong yu ;*.