 |
| square root: 87 phrases in 22 subjects |
| Astronomy | 4 |
| Automatic control | 1 |
| Communications | 4 |
| Computer numerical control | 2 |
| Economy | 1 |
| Electronics | 8 |
| Energy industry | 2 |
| Finances | 1 |
| General | 3 |
| Industry | 1 |
| Information technology | 2 |
| International Monetary Fund | 1 |
| Magnetics | 1 |
| Mathematics | 15 |
| Metallurgy | 3 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 2 |
| Physical sciences | 10 |
| Scientific | 6 |
| Statistics | 11 |
| Technology | 6 |
| Transport | 2 |