headroom : 32 phrases in 18 subjects |
Acoustics | 1 |
Automobiles | 3 |
Aviation | 2 |
Construction | 1 |
Electronics | 1 |
European Bank for Reconstruction and Development | 6 |
Finances | 2 |
Household appliances | 1 |
Machinery and mechanisms | 2 |
Makarov | 1 |
Mass media | 1 |
Military | 4 |
Mining | 1 |
Nautical | 2 |
Navigation | 1 |
Rail transport | 1 |
Shipbuilding | 1 |
Technology | 1 |