Perhaps you should try some spelling variations:
china update » chile updated, asia update, china state
update yang » update laying, update using
guan china » tuan china, wuhan china, human china
shang hai » shang kai, dang hai, chang ha
yan guan » gan guan, yan yuan, yang guang
yang lin » yang jin, wang lin, yang li
wan yan » wang yan, nan yan, wai yan

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: wan yan guan china update yang lin ((hong tan) OR (shang hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wan yan guan china update yang lin ((hong tan) or (shang hai)) ;*.