 |
| derivação: 218 phrases in 30 subjects |
| Agriculture | 6 |
| Antennas and waveguides | 2 |
| Brazil | 4 |
| Cables and cable production | 13 |
| Chemistry | 1 |
| Communications | 15 |
| Construction | 9 |
| Earth sciences | 8 |
| Electric motors | 3 |
| Electric traction | 5 |
| Electrical engineering | 2 |
| Electricity generation | 6 |
| Electronics | 40 |
| Energy industry | 2 |
| Environment | 2 |
| General | 12 |
| Health care | 2 |
| Information technology | 13 |
| Mechanic engineering | 22 |
| Medical | 15 |
| Metallurgy | 1 |
| Natural sciences | 2 |
| Nuclear physics | 2 |
| Patents | 1 |
| Power lines | 2 |
| Radio | 1 |
| Statistics | 1 |
| Technology | 2 |
| Transformers | 1 |
| Transport | 23 |