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circuit : 39 phrases in 15 subjects |
| Agriculture | 1 |
| Construction | 17 |
| Electrical engineering | 1 |
| Electronics | 1 |
| Environment | 1 |
| Finances | 1 |
| Forestry | 3 |
| General | 1 |
| Hobbies and pastimes | 1 |
| Information technology | 2 |
| International trade | 2 |
| Microsoft | 2 |
| Nuclear physics | 3 |
| Rail transport | 2 |
| Transport | 1 |