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lowered side : 19 phrases in 16 subjects |
| Automobiles | 1 |
| Aviation | 2 |
| Construction | 1 |
| Electronics | 1 |
| Makarov | 1 |
| Mathematics | 1 |
| Medical | 1 |
| Nautical | 2 |
| Oil / petroleum | 1 |
| Oilfields | 1 |
| Physics | 1 |
| Radio | 1 |
| Radioengineering | 1 |
| Technology | 2 |
| Telecommunications | 1 |
| Transport | 1 |