|
double over : 54 phrases in 17 subjects |
| Animal husbandry | 1 |
| Automobiles | 2 |
| Aviation | 1 |
| Biology | 1 |
| Cinematography | 16 |
| Electrical engineering | 1 |
| Football | 1 |
| General | 3 |
| Genetics | 16 |
| Makarov | 5 |
| Quality control and standards | 1 |
| Rail transport | 1 |
| Sports | 1 |
| Swimming | 1 |
| Technology | 1 |
| Vulgar | 1 |
| Welding | 1 |