 |
| rayon: 356 phrases in 37 subjects |
| Agriculture | 13 |
| Animal husbandry | 2 |
| Antennas and waveguides | 8 |
| Chemistry | 1 |
| Commerce | 1 |
| Communications | 23 |
| Construction | 2 |
| Earth sciences | 32 |
| Electronics | 37 |
| Environment | 4 |
| Forestry | 1 |
| General | 23 |
| Health care | 8 |
| Industry | 9 |
| Information technology | 9 |
| Law | 1 |
| Librarianship | 6 |
| Life sciences | 15 |
| Materials science | 1 |
| Mathematics | 1 |
| Mechanic engineering | 16 |
| Medical | 10 |
| Metallurgy | 6 |
| Microsoft | 1 |
| Municipal planning | 2 |
| Natural resourses and wildlife conservation | 2 |
| Natural sciences | 38 |
| Nuclear physics | 1 |
| Physical sciences | 5 |
| Radio | 3 |
| Radiology | 9 |
| Scientific | 2 |
| Sound recording | 2 |
| Superconductivity | 2 |
| Technology | 17 |
| Transport | 38 |
| Vacuum tubes | 5 |