 |
| solid geometry: 9 phrases in 5 subjects |
| Astronautics | 1 |
| Automated equipment | 3 |
| Information technology | 3 |
| Makarov | 1 |
| Mass media | 1 |
|
| solid geometry: 9 phrases in 5 subjects |
| Astronautics | 1 |
| Automated equipment | 3 |
| Information technology | 3 |
| Makarov | 1 |
| Mass media | 1 |