вертолета : 575 phrases in 15 subjects |
Agriculture | 2 |
Aviation | 394 |
Forestry | 1 |
General | 25 |
Helicopters | 11 |
Informal | 4 |
Medical | 1 |
Medical appliances | 2 |
Military | 86 |
Military aviation | 5 |
Mining | 4 |
Natural resourses and wildlife conservation | 1 |
Technology | 37 |
Transport | 1 |
Water resources | 1 |