 |
| signal identification: 39 phrases in 12 subjects |
| Advertising | 1 |
| Computer networks | 2 |
| Computers | 1 |
| Electronics | 3 |
| Information security and data protection | 1 |
| Makarov | 1 |
| Maritime law & Law of the Sea | 1 |
| Mass media | 12 |
| Military | 3 |
| Technology | 8 |
| Telecommunications | 1 |
| Television | 5 |