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setting on : 21 phrases in 13 subjects |
| Agriculture | 1 |
| Astronomy | 2 |
| Communications | 2 |
| Construction | 2 |
| Education | 2 |
| Environment | 2 |
| General | 4 |
| Information technology | 1 |
| Law | 1 |
| Mineral products | 1 |
| Optics branch of physics | 1 |
| Politics | 1 |
| Technology | 1 |