Perhaps you should try some spelling variations:
thong guan » cheng guan
suden der » sudan der, etuden der, boden der
ten thong » ten things
yang yi » yang xi, yang jui
yang ka » yang fan, yang yao
3 suden » 3 student, _ sudden, a sudden
der a » der _, der e
a ten » _ ten

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: ((((yang yi) OR (((yang ka) OR (wang yan))))) OR (yang di))d 3 suden der a ten thong guan ;~.
• Adding a wildcard symbol may retrieve word variants: ((((yang yi) or (((yang ka) or (wang yan))))) or (yang di))d 3 suden der a ten thong guan ;*.