 |
| affaissement: 102 phrases in 19 subjects |
| Coal | 7 |
| Construction | 21 |
| Earth sciences | 1 |
| Environment | 1 |
| Foundation engineering | 1 |
| General | 11 |
| Geology | 2 |
| Industry | 7 |
| Information technology | 1 |
| Insurance | 2 |
| Life sciences | 9 |
| Materials science | 6 |
| Mechanic engineering | 4 |
| Mechanics | 1 |
| Medical | 4 |
| Metallurgy | 9 |
| Natural resourses and wildlife conservation | 4 |
| Technology | 2 |
| Transport | 9 |