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dispersie : 42 phrases in 13 subjects |
| Chemistry | 10 |
| Communications | 1 |
| Earth sciences | 1 |
| Electronics | 12 |
| Environment | 1 |
| General | 1 |
| Industry | 1 |
| Information technology | 3 |
| Life sciences | 1 |
| Mathematics | 1 |
| Medical | 1 |
| Metallurgy | 2 |
| Statistics | 7 |
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