 |
| alternating bending: 24 phrases in 13 subjects |
| Automobiles | 1 |
| Bridge construction | 1 |
| Chemistry | 1 |
| Construction | 1 |
| Electronics | 1 |
| Food industry | 1 |
| Makarov | 4 |
| Mechanic engineering | 2 |
| Metallurgy | 1 |
| Plastics | 2 |
| Polymers | 1 |
| Quality control and standards | 1 |
| Technology | 7 |