 |
| система наблюдения: 56 phrases in 13 subjects |
| Astronautics | 1 |
| Aviation | 6 |
| Banking | 2 |
| Chemistry | 1 |
| General | 1 |
| Medical appliances | 5 |
| Microsoft | 1 |
| Military | 9 |
| Name of organization | 3 |
| Natural resourses and wildlife conservation | 10 |
| Police | 1 |
| Surveying | 5 |
| United Nations | 11 |