Questions on 'railways construction' category
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0
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1878
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0
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1906
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0
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0
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1746
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0
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0
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1825
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0
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0
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1788
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0
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0
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1820
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0
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0
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1741
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0
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0
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1884
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0
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0
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1742
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0
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0
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1878
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0
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0
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1852
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0
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0
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1782
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0
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0
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1761
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0
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0
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1869
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0
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0
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1715
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0
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0
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1582
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0
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0
answer
864
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0
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0
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763
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0
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0
answer
808
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0
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0
answer
772
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0
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0
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753
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0
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0
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606
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0
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0
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627
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0
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0
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654
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0
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0
answer
637
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0
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0
answer
542
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0
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0
answer
704
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0
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0
answer
668
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0
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0
answer
654
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0
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0
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675
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0
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0
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618
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0
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0
answer
598
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0
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0
answer
704
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0
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0
answer
690
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0
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0
answer
645
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