 |
| |||
| aerodynamic | |||
| aerodynamisch: 70 phrases in 13 subjects |
| Astronautics | 2 |
| Aviation | 3 |
| Coal | 1 |
| Earth sciences | 34 |
| Environment | 1 |
| General | 3 |
| Hobbies and pastimes | 1 |
| Industry | 1 |
| Life sciences | 1 |
| Municipal planning | 1 |
| Natural sciences | 5 |
| Physical sciences | 3 |
| Transport | 14 |