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global communications system : 30 phrases in 11 subjects |
| Artificial intelligence | 1 |
| Aviation | 2 |
| Communications | 2 |
| Electronics | 8 |
| Information technology | 1 |
| Management | 1 |
| Multimedia | 1 |
| Nautical | 3 |
| Space | 8 |
| Sports | 1 |
| Telecommunications | 2 |
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