 |
| sondagens: 66 phrases in 18 subjects |
| Astronautics | 1 |
| Brazil | 2 |
| Coal | 2 |
| Communications | 11 |
| Earth sciences | 4 |
| Economy | 1 |
| Electronics | 3 |
| Environment | 3 |
| General | 4 |
| Information technology | 2 |
| Life sciences | 12 |
| Mathematics | 5 |
| Natural sciences | 1 |
| Oil / petroleum | 2 |
| Patents | 2 |
| Statistics | 8 |
| Technology | 1 |
| Transport | 2 |