Perhaps you should try some spelling variations:
wang xianodong » wang xiaodong, wang xiaoping, wang xiaobing
yunnan sheng » yunnan china
wuhan china » tuan china, yunnan china
joon shang » joon chang
han kyung » han heung, jin kyung
shang hai » shang kai, dang hai, chang ha

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: wang xianodong ((wuhan china) OR (yunnan sheng)) ((han kyung) OR (han kyul)) joon shang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xianodong ((wuhan china) or (yunnan sheng)) ((han kyung) OR (han kyul)) joon shang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wang xianodong ((wuhan china) or (yunnan sheng)) ((han kyung) OR (han kyul)) joon shang hai ;*.