 |
| wheel band: 32 phrases in 15 subjects |
| Automated equipment | 2 |
| Construction | 1 |
| Drilling | 1 |
| Forestry | 1 |
| General | 1 |
| Geology | 1 |
| Mechanic engineering | 1 |
| Military | 2 |
| Mining | 1 |
| Oil / petroleum | 7 |
| Oil and gas | 2 |
| Oil and gas technology | 5 |
| Technology | 4 |
| Transport | 2 |
| Wood processing | 1 |