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73 phrases
in 22 subjects
Agriculture
1
Air defense
1
Automobiles
4
Aviation
3
Chemistry
1
Communications
1
Compressors
2
Construction
2
Electric machinery
3
Electronics
8
Exhibitions
1
General
2
Genetics
2
Hydroelectric power stations
3
Information technology
1
Metallurgy
3
Oil / petroleum
2
Project management
1
Shipbuilding
1
Space
1
Technology
28
Telecommunications
2
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