 |
| vedação: 129 phrases in 18 subjects |
| Agriculture | 7 |
| Chemistry | 9 |
| Coal | 4 |
| Communications | 1 |
| Construction | 5 |
| Earth sciences | 17 |
| Electronics | 13 |
| Environment | 3 |
| General | 3 |
| Health care | 1 |
| Industry | 19 |
| Materials science | 3 |
| Mechanic engineering | 26 |
| Metallurgy | 3 |
| Natural sciences | 2 |
| Patents | 1 |
| Radiobiology | 1 |
| Transport | 11 |