Perhaps you should try some spelling variations:
xiaodong than » xiaotong zhang, xiaodong huang
than china » tuan china, han china, wuhan china
china den » chinas den, china des, china does
mein dank » ein dank, sein dann
den gong » den gang, den songs
min dang » yimin dang, bin dann, ein dank
wang » wing, wan, lang
hadi » had

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: wang xiaodong than china den gong ((min dang) OR (mein dank)) hadi ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaodong than china den gong ((min dang) or (mein dank)) hadi ;*.