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| descarga: 351 phrases in 39 subjects |
| Accumulators | 6 |
| Agriculture | 6 |
| Chemistry | 5 |
| Coal | 1 |
| Construction | 10 |
| Earth sciences | 63 |
| Economy | 1 |
| Electronics | 55 |
| Energy industry | 3 |
| Environment | 37 |
| Finances | 2 |
| Fish farming pisciculture | 1 |
| Forestry | 2 |
| General | 8 |
| Human rights activism | 1 |
| Industry | 11 |
| Information technology | 13 |
| Isolation | 7 |
| Labor law | 3 |
| Law | 1 |
| Life sciences | 25 |
| Lighting other than cinema | 1 |
| Magnetics | 3 |
| Marketing | 1 |
| Materials science | 8 |
| Mechanic engineering | 23 |
| Medical | 1 |
| Metallurgy | 2 |
| Microsoft | 1 |
| Municipal planning | 2 |
| Natural sciences | 4 |
| Obsolete / dated | 1 |
| Patents | 1 |
| Radiobiology | 1 |
| Semiconductors | 1 |
| Technology | 10 |
| Thermal Energy | 5 |
| Transport | 18 |
| Vacuum tubes | 7 |