Perhaps you should try some spelling variations:
china led » china land, china less, china law
shang kai » shang hai
led chen » li chen
yang jun » yang jui, pang jun, yang jin
ying jin » yang jin, jing ji, yang jie
tin can » tin tan
yang xi » yang di, yang jui
yang yi » yang di, yang jui

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: tin can china led chen ((((((yang jun) OR (ying jin))) OR (yang xi))) OR (yang yi)) shang kai ;~.
• Adding a wildcard symbol may retrieve word variants: tin can china led chen ((((((yang jun) or (ying jin))) or (yang xi))) or (yang yi)) shang kai ;*.