 |
| Bohrung: 44 phrases in 16 subjects |
| Agriculture | 1 |
| Chemistry | 3 |
| Coal | 12 |
| Construction | 1 |
| Earth sciences | 1 |
| Economy | 1 |
| Electronics | 1 |
| General | 1 |
| Industry | 6 |
| Information technology | 1 |
| Life sciences | 2 |
| Mechanic engineering | 8 |
| Medical | 1 |
| Metallurgy | 3 |
| Mining | 1 |
| Oil / petroleum | 1 |