Perhaps you should try some spelling variations:
mein dank » ein dank, sein dann
yulu chen » yu chen
chen ping » chen rong, chen yang, chen wang
wang yue » wang hua, wang yan, wang he
wong yue » hong yu
ping ji » ping jia, jing ji, ping yi
yang xi » yang di, yang yi, 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: (dong OR doing) mein dank yulu chen ping ji ((((wang yue) OR (wong yue))) OR (yang xi)) ;~.
• Adding a wildcard symbol may retrieve word variants: (dong or doing) mein dank yulu chen ping ji ((((wang yue) or (wong yue))) or (yang xi)) ;*.