malfunctioning: 29 phrases in 13 subjects |
Apollo-Soyuz | 2 |
Armored vehicles | 1 |
Astronautics | 6 |
Aviation | 1 |
Construction | 2 |
Economy | 1 |
Electric machinery | 1 |
General | 1 |
Makarov | 2 |
Military | 3 |
Oil / petroleum | 3 |
Quality control and standards | 3 |
Technology | 3 |