Perhaps you should try some spelling variations:
doing sin » dong sin, doing un, doing von
when soft » when so, when some
sin dann » sein dann, bin dann, ein dank
dann bin » dong bin
bin when » win when, can when, bin we
tang yun » yang yun, chang yun, fang yuan
yang jui » yang di, yang xi, yang yi

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: doing sin dann bin when soft min ((tang yun) OR (((yang judy) OR (yang jui)))) ;~.
• Adding a wildcard symbol may retrieve word variants: doing sin dann bin when soft min ((tang yun) or (((yang judy) or (yang jui)))) ;*.