 |
| sondagens: 105 phrases in 24 subjects |
| Astronautics | 1 |
| Chemistry | 2 |
| Coal | 6 |
| Communications | 13 |
| Construction | 1 |
| Earth sciences | 5 |
| Economy | 1 |
| Electronics | 6 |
| Environment | 5 |
| Finances | 1 |
| General | 7 |
| Information technology | 1 |
| Life sciences | 18 |
| Materials science | 1 |
| Mathematics | 6 |
| Medical | 4 |
| Microsoft | 1 |
| Natural sciences | 1 |
| Oil / petroleum | 3 |
| Patents | 2 |
| Radio | 6 |
| Statistics | 10 |
| Technology | 1 |
| Transport | 3 |