delivery pipe: 44 phrases in 15 subjects |
Armored vehicles | 8 |
Astronautics | 3 |
Automobiles | 2 |
Aviation | 2 |
Construction | 5 |
Ecology | 1 |
Electronics | 3 |
General | 2 |
Mechanic engineering | 2 |
Nautical | 1 |
Oilfields | 2 |
Rail transport | 4 |
Shipbuilding | 2 |
Thermal engineering | 3 |
Transport | 4 |