|
false signal : 19 phrases in 10 subjects |
| Astronautics | 1 |
| Energy industry | 1 |
| Information security and data protection | 1 |
| Information technology | 4 |
| Nanotechnology | 3 |
| Non-destructive testing | 1 |
| Programming | 1 |
| Radioengineering | 3 |
| Security systems | 1 |
| Technology | 3 |