 |
| back flash: 54 phrases in 19 subjects |
| Armored vehicles | 1 |
| Automobiles | 3 |
| Aviation | 1 |
| Aviation medicine | 1 |
| Cement | 3 |
| Cinematography | 3 |
| Gas processing plants | 2 |
| General | 8 |
| Informal | 2 |
| Makarov | 5 |
| Mass media | 12 |
| Mechanic engineering | 2 |
| Medical | 1 |
| Metallurgy | 4 |
| Nautical | 1 |
| Oil / petroleum | 1 |
| Rail transport | 2 |
| Transport | 1 |
| Welding | 1 |