 |
| Frequency distribution: 33 phrases in 15 subjects |
| Agriculture | 1 |
| Artificial intelligence | 1 |
| Chemistry | 2 |
| Communications | 2 |
| Electronics | 1 |
| Information technology | 3 |
| Life sciences | 3 |
| Mathematics | 1 |
| Natural resourses and wildlife conservation | 3 |
| Nuclear physics | 8 |
| Optics branch of physics | 2 |
| Power lines | 1 |
| Statistics | 3 |
| Technology | 1 |
| Радиография | 1 |