 |
| down- the -hole: 43 phrases in 17 subjects |
| American usage, not spelling | 1 |
| Construction | 1 |
| Drilling | 7 |
| Energy industry | 1 |
| Figurative | 3 |
| General | 3 |
| Information technology | 1 |
| Makarov | 1 |
| Mining | 3 |
| Oil / petroleum | 10 |
| Oil and gas | 3 |
| Oil and gas technology | 1 |
| Oilfields | 1 |
| Road works | 1 |
| Slang | 2 |
| Technology | 3 |
| Transport | 1 |