 |
| communications procedures: 40 phrases in 13 subjects |
| Astronautics | 4 |
| Automated equipment | 1 |
| Aviation | 3 |
| Computer networks | 3 |
| Computers | 3 |
| Electronics | 2 |
| General | 2 |
| Information technology | 1 |
| Mass media | 3 |
| Military | 8 |
| Programming | 3 |
| Technology | 5 |
| Telecommunications | 2 |