Perhaps you should try some spelling variations:
wing xiaodong » wang xiaodong, wang xianodong, lin xiaodong
xiaodong hong » xiaodong huang, xiaotong zhang
cheng hao » cheng han, cheng hsiao, cheng hei
chen hao » cheng han
fang ri » fang wei, fang xia
viet » view, diet, vier
dang » dan, lang, wang
hai » hadi, haji, hari

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: wing xiaodong hong ((cheng hao) OR (chen hao)) ((fang ri) OR (vang viet)) dang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing xiaodong hong ((cheng hao) OR (chen hao)) ((fang ri) or (vang viet)) dang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wing xiaodong hong ((cheng hao) OR (chen hao)) ((fang ri) or (vang viet)) dang hai ;*.