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| структура района | |||
| areas, structures: 18 phrases in 13 subjects |
| Aviation medicine | 1 |
| Construction | 2 |
| Electrical engineering | 1 |
| General | 4 |
| Geology | 1 |
| Geophysics | 1 |
| Gold mining | 1 |
| International trade | 1 |
| Nanotechnology | 1 |
| Oil / petroleum | 2 |
| Oil and gas | 1 |
| Programming | 1 |
| Technology | 1 |