Perhaps you should try some spelling variations:
dann mein » dann bin, ann mei, bonn mein
mein dank » ein dank, sein dann
yulu chen » yu chen
chen ping » chen rong, chen yang, chen wang
yang jui » yang judy, yang di
ping ji » ping jia, jing ji, ping yi
yang yi » yang di
yang xi » yang di

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: dann mein dank yulu chen ping ji ((((yang yi) OR (yang xi))) OR (yang jui)) ;~.
• Adding a wildcard symbol may retrieve word variants: dann mein dank yulu chen ping ji ((((yang yi) or (yang xi))) or (yang jui)) ;*.