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sistema-modelo : 23 phrases in 10 subjects |
| Commerce | 1 |
| Communications | 6 |
| Computer numerical control | 1 |
| Electronics | 3 |
| Information technology | 1 |
| Meteorology | 2 |
| Name of organization | 5 |
| Technology | 1 |
| Telecommunications | 2 |
| United Nations | 1 |
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