 |
| discontinuer: 181 phrases in 34 subjects |
| Astronautics | 1 |
| Automated equipment | 9 |
| Aviation | 4 |
| Bacteriology | 1 |
| Biotechnology | 2 |
| Chemistry | 14 |
| Construction | 29 |
| Crystallography | 1 |
| Electronics | 2 |
| Food industry | 13 |
| Forestry | 3 |
| General | 5 |
| Geology | 6 |
| Hydraulic engineering | 5 |
| Information technology | 4 |
| Law | 1 |
| Mathematics | 4 |
| Mechanic engineering | 6 |
| Medical | 1 |
| Metallurgy | 6 |
| Military | 9 |
| Mining | 3 |
| Natural resourses and wildlife conservation | 2 |
| Oil and gas technology | 4 |
| Patents | 2 |
| Physics | 1 |
| Power electronics | 1 |
| Radio | 2 |
| Rail transport | 1 |
| Surveying | 1 |
| Technology | 23 |
| Textile industry | 7 |
| Trucks/Lorries | 2 |
| Welding | 6 |