|
pillar mining : 16 phrases in 5 subjects |
| Energy industry | 1 |
| Gold mining | 2 |
| Mining | 9 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 3 |
|
pillar mining : 16 phrases in 5 subjects |
| Energy industry | 1 |
| Gold mining | 2 |
| Mining | 9 |
| Natural resourses and wildlife conservation | 1 |
| Technology | 3 |