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Viertägiges Grundlagenseminar: Basiswissen plus Handlungskompetenz
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Grand Canyon is so old that even dinosaurs roamed on it
Qualcomm is buying back 16 billion of its stock from banks
Blackmailing is essential for marriage to evolve
Pandemonium Scientists are Puzzled by Motion of Pluto s Moons
Three new species of fish discovered in the extreme depths of the Pacific Ocean
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