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On May 18, Hanoi People's Committee has approved the proposal of Hanoi Sewerage and Drainage Company to continue dredging Sword Lake mud by German technology. This technology hasHow is the Hoan Kiem Lake Mud smoked?
The renovation of Hoan Kiem Lake (HHK) has been closely directed by Hanoi People's Committee.
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Researchers discover first 'conjoined' twin planets in the universe
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Why do most people with ALS not live more than 5 years, but Hawking lived to be 55?
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The sofa problem that has puzzled science for 6 decades has been solved
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