Perhaps you should try some spelling variations:
doing sin » dong sin, doing un, doing von
when song » when songs, when so, when soft
daten ii » daten iii, daten im, daten vi
song min » song ming, gong min, jong min
yang yun » yang jun, tang yun, yang yue
yang jui » yang judy, yang di, yang yi
dann ii » dann bin
yang xi » yang di, 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 ii) OR (daten ii)) when song min ((yang yun) OR (((yang jui) OR (yang xi)))) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doing sin ((dann ii) OR (daten ii)) when song min ((yang yun) or (((yang jui) or (yang xi)))) ;~".
• Adding a wildcard symbol may retrieve word variants: doing sin ((dann ii) OR (daten ii)) when song min ((yang yun) or (((yang jui) or (yang xi)))) ;*.