 |
| impulso: 943 phrases in 47 subjects |
| Agriculture | 3 |
| Antennas and waveguides | 3 |
| Automatic control | 6 |
| Chemistry | 5 |
| Communications | 138 |
| Construction | 2 |
| Earth sciences | 93 |
| Economy | 1 |
| Education | 1 |
| Electrical engineering | 1 |
| Electricity generation | 8 |
| Electronics | 281 |
| Environment | 2 |
| Fish farming pisciculture | 4 |
| General | 19 |
| Health care | 4 |
| Hobbies and pastimes | 2 |
| Industry | 3 |
| Information technology | 97 |
| International Monetary Fund | 3 |
| Law | 2 |
| Life sciences | 2 |
| Magnetics | 2 |
| Marketing | 1 |
| Materials science | 14 |
| Mathematics | 5 |
| Mechanic engineering | 75 |
| Medical | 8 |
| Metallurgy | 4 |
| Natural sciences | 8 |
| Nuclear physics | 2 |
| Physical sciences | 6 |
| Power electronics | 7 |
| Power lines | 4 |
| Power system protection | 5 |
| Radio | 5 |
| Rail transport | 1 |
| Statistics | 3 |
| Technology | 15 |
| Telecommunications | 1 |
| Telegraphy | 1 |
| Telephony | 1 |
| Thermal Energy | 3 |
| Transport | 81 |
| Ultrasound | 6 |
| Vacuum tubes | 3 |
| Video recording | 2 |