 |
| |||
| unentdeckt; unbemerkt | |||
| undetected: 24 phrases in 12 subjects |
| Business | 2 |
| Communications | 2 |
| Earth sciences | 1 |
| Electronics | 4 |
| General | 2 |
| Information technology | 1 |
| Microelectronics | 2 |
| Optics branch of physics | 2 |
| Reliability | 2 |
| Statistics | 3 |
| Technology | 1 |
| Telegraphy | 2 |