 |
| clayey: 83 phrases in 29 subjects |
| Agriculture | 3 |
| Architecture | 4 |
| Automobiles | 1 |
| Cement | 2 |
| Construction | 5 |
| Drilling | 1 |
| Ecology | 1 |
| Electronics | 1 |
| Forestry | 1 |
| General | 4 |
| Geography | 2 |
| Geology | 20 |
| Geophysics | 1 |
| Gold mining | 1 |
| Hydraulic engineering | 1 |
| Makarov | 5 |
| Mechanic engineering | 1 |
| Mining | 4 |
| Natural resourses and wildlife conservation | 3 |
| Nautical | 3 |
| Oceanography & oceanology | 1 |
| Oil / petroleum | 8 |
| Oil and gas | 2 |
| Oil and gas technology | 1 |
| Pulp and paper industry | 1 |
| Road works | 2 |
| Seismology | 2 |
| Soil science | 1 |
| Technology | 1 |