 |
| investigation: 142 phrases in 29 subjects |
| Chemistry | 1 |
| Commerce | 4 |
| Construction | 6 |
| Criminal law | 10 |
| Earth sciences | 1 |
| Economy | 7 |
| Electric traction | 1 |
| Electronics | 1 |
| Environment | 4 |
| Finances | 6 |
| General | 12 |
| Government, administration and public services | 2 |
| Human rights activism | 1 |
| Immigration and citizenship | 1 |
| Information technology | 1 |
| Insurance | 1 |
| Law | 42 |
| Life sciences | 5 |
| Marketing | 1 |
| Medical | 11 |
| Metallurgy | 1 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 3 |
| Pharmacy and pharmacology | 2 |
| Politics | 4 |
| Security systems | 2 |
| Statistics | 2 |
| Trade unions | 1 |
| Transport | 8 |