 |
| frequency response: 52 phrases in 15 subjects |
| Automatic control | 4 |
| Communications | 11 |
| Earth sciences | 2 |
| Electric motors | 1 |
| Electronics | 16 |
| Health care | 2 |
| Information technology | 2 |
| Mathematics | 1 |
| Mechanic engineering | 1 |
| Natural sciences | 1 |
| Sound recording | 3 |
| Statistics | 1 |
| Technology | 4 |
| Transport | 2 |
| Video recording | 1 |