 |
| rolamento: 231 phrases in 21 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Communications | 5 |
| Earth sciences | 9 |
| Electric motors | 2 |
| Electric traction | 2 |
| Electronics | 3 |
| General | 4 |
| Hobbies and pastimes | 1 |
| Industry | 8 |
| Information technology | 4 |
| Marketing | 1 |
| Materials science | 5 |
| Mechanic engineering | 112 |
| Metallurgy | 12 |
| Natural sciences | 1 |
| Patents | 1 |
| Physical sciences | 1 |
| Scientific | 1 |
| Technology | 2 |
| Transport | 55 |