Perhaps you should try some spelling variations:
doing un » doing und, doing our, doing von
song jin » song min, shang jin, song shin
jong min » gong min, song min, song ming
yang jun » yang jui, pang jun, yang jin
un dann » und dann, um dann, bin dann
dann yi » dann bin
yi when » ii when
yang yi » yang di, yang jui
yang xi » yang di, 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: doing un dann yi when ((song jin) OR (jong min)) ((yang jun) OR (((yang yi) OR (yang xi)))) ;~.
• Adding a wildcard symbol may retrieve word variants: doing un dann yi when ((song jin) or (jong min)) ((yang jun) or (((yang yi) or (yang xi)))) ;*.