 |
| di: 23 phrases in 5 subjects |
| Chemistry | 2 |
| Economy | 1 |
| Food industry | 18 |
| Mechanic engineering | 1 |
| Natural resourses and wildlife conservation | 1 |
|
| di: 23 phrases in 5 subjects |
| Chemistry | 2 |
| Economy | 1 |
| Food industry | 18 |
| Mechanic engineering | 1 |
| Natural resourses and wildlife conservation | 1 |