| |||
| falta de explotación | |||
|
non-working : 10 phrases in 7 subjects |
| Coal | 1 |
| Economics | 1 |
| General | 1 |
| Law | 1 |
| Mechanic engineering | 1 |
| Name of organization | 1 |
| Transport | 4 |
| |||
| falta de explotación | |||
|
non-working : 10 phrases in 7 subjects |
| Coal | 1 |
| Economics | 1 |
| General | 1 |
| Law | 1 |
| Mechanic engineering | 1 |
| Name of organization | 1 |
| Transport | 4 |