trunk main : 25 phrases in 15 subjects |
Armored vehicles | 1 |
Aviation | 1 |
Construction | 1 |
Firefighting and fire-control systems | 3 |
Makarov | 1 |
Mass media | 2 |
Medical | 1 |
Meteorology | 1 |
Oil / petroleum | 1 |
Oil and gas | 1 |
Rail transport | 5 |
Road works | 2 |
Sanitation | 1 |
Technology | 3 |
Water resources | 1 |