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löst : 22 phrases in 11 subjects |
| Antennas and waveguides | 1 |
| Chemistry | 5 |
| Construction | 1 |
| Earth sciences | 1 |
| Electronics | 2 |
| Environment | 6 |
| Industry | 2 |
| Life sciences | 1 |
| Mechanic engineering | 1 |
| Metallurgy | 1 |
| Microsoft | 1 |
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