 |
| klassificering: 56 phrases in 22 subjects |
| Agriculture | 3 |
| Chemistry | 9 |
| Coal | 2 |
| Communications | 1 |
| Earth sciences | 1 |
| Economy | 5 |
| Education | 2 |
| Electronics | 1 |
| Environment | 2 |
| Finances | 1 |
| General | 1 |
| Health care | 2 |
| Industry | 2 |
| Information technology | 1 |
| Law | 5 |
| Life sciences | 1 |
| Mathematics | 7 |
| Medical | 1 |
| Microsoft | 2 |
| Patents | 1 |
| Statistics | 4 |
| Transport | 2 |