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| gestroomlijnd | |||
| aerodynamisch: 67 phrases in 14 subjects |
| Astronautics | 1 |
| Aviation | 3 |
| Coal | 1 |
| Earth sciences | 34 |
| Environment | 1 |
| General | 1 |
| Hobbies and pastimes | 1 |
| Industry | 1 |
| Life sciences | 2 |
| Mechanic engineering | 2 |
| Natural sciences | 6 |
| Physical sciences | 1 |
| Scientific | 1 |
| Transport | 12 |