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[Subject: Generalities]
Translated by: NISHU VARMA
Translated in 31 languages
[Subject: Language]
Translated by: MANUEL ARTURO DURÁN BRAVO
Translated in 29 languages
Translated in 16 languages
Translated by: KATRIN HELD
Translated in 10 languages
Translated in 9 languages
[Subject: Chemistry]
Translated in 2 languages
- Das, was man normalerweise durch das Sprechen vermittelt
Translated by: ELISA SOLA
Translated in 40 languages