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| Σύστημα TETRA | |||
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digitaalinen : 25 phrases in 8 subjects |
| Communications | 4 |
| Earth sciences | 1 |
| Economics | 2 |
| Electronics | 1 |
| Information technology | 3 |
| Life sciences | 2 |
| Microsoft | 11 |
| Statistics | 1 |
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