 |
| virta: 114 phrases in 23 subjects |
| Chemistry | 1 |
| Communications | 1 |
| Earth sciences | 9 |
| Economy | 1 |
| Electric machinery | 2 |
| Electronics | 43 |
| Energy industry | 2 |
| Environment | 1 |
| Finances | 2 |
| General | 1 |
| Health care | 2 |
| Information technology | 3 |
| Isolation | 1 |
| Life sciences | 20 |
| Magnetics | 4 |
| Mechanic engineering | 2 |
| Microsoft | 1 |
| Municipal planning | 2 |
| Power electronics | 1 |
| Power system protection | 10 |
| Statistics | 1 |
| Transformers | 3 |
| Transport | 1 |