en 01a0af3c-bc68-7d3f-9d4a-215c98f3db73 English C1 c1 language Jan Jansen M. Sc. jan_jansen https://vutuv.de/jan_jansen https://vutuv.de/jan_jansen/languages/en https://vutuv.de/jan_jansen/languages/en.json https://vutuv.de/jan_jansen/languages/en.txt https://vutuv.de/jan_jansen/languages/en.md https://vutuv.de/jan_jansen/languages/en.xml

languages

2026-09-18T05:30:38Z 3