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| control condition: 14 phrases in 9 subjects |
| Aviation | 1 |
| Business | 1 |
| Electronics | 2 |
| Finances | 1 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Nautical | 1 |
| Shipbuilding | 1 |
| Technology | 5 |
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