Perhaps you should try some spelling variations:
mein dank » ein dank, sein dann
chen song » chen rong, chen yong, when songs
sin dann » sein dann, bin dann, ein dank
song min » song ming, gong min, jong min
yang jui » yang di, yang xi
yi chen » jui chen
yang yi » yang di, yang xi

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: done ((sin dann) OR (mein dank)) yi chen song min ((yang jui) OR (((yang judy) OR (yang yi)))) ;~.
• Adding a wildcard symbol may retrieve word variants: done ((sin dann) or (mein dank)) yi chen song min ((yang jui) or (((yang judy) or (yang yi)))) ;*.