 |
| |||
| Grubenwetter n; Wetter n | |||
| mine air: 7 phrases in 5 subjects |
| Health care | 1 |
| Labor law | 1 |
| Metallurgy | 1 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 1 |
|
| |||
| Grubenwetter n; Wetter n | |||
| mine air: 7 phrases in 5 subjects |
| Health care | 1 |
| Labor law | 1 |
| Metallurgy | 1 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 1 |