 |
| gross area: 67 phrases in 22 subjects |
| Aerodynamics | 1 |
| Architecture | 5 |
| Astronautics | 2 |
| Automobiles | 3 |
| Aviation | 3 |
| Building structures | 1 |
| Business | 2 |
| Construction | 13 |
| Ecology | 1 |
| General | 10 |
| Law | 1 |
| Logistics | 2 |
| Makarov | 5 |
| Military | 1 |
| Physics | 1 |
| Real estate | 3 |
| Sociology | 1 |
| Solar power | 2 |
| Statistics | 1 |
| Technology | 6 |
| Ventilation | 1 |
| Water resources | 2 |