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ενεργοποίηση : 63 phrases in 18 subjects |
Agriculture | 7 |
Chemistry | 2 |
Communications | 3 |
Earth sciences | 3 |
Economy | 3 |
Education | 1 |
Electronics | 5 |
Environment | 1 |
Finances | 3 |
General | 1 |
Human rights activism | 1 |
Industry | 1 |
Information technology | 7 |
Medical | 5 |
Metallurgy | 6 |
Microsoft | 11 |
Social science | 1 |
Transport | 2 |