 |
| effondrement: 70 phrases in 20 subjects |
| Agriculture | 2 |
| Beekeeping | 1 |
| Coal | 2 |
| Communications | 1 |
| Computers | 3 |
| Construction | 7 |
| Earth sciences | 14 |
| Economy | 1 |
| Electronics | 2 |
| Finances | 8 |
| Fish farming pisciculture | 1 |
| General | 5 |
| Geography | 3 |
| Health care | 2 |
| Life sciences | 7 |
| Materials science | 1 |
| Medical | 1 |
| Metallurgy | 7 |
| Natural sciences | 1 |
| Textile industry | 1 |