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circuito I : 40 phrases in 10 subjects |
| Communications | 7 |
| Economy | 2 |
| Electronics | 7 |
| Environment | 4 |
| General | 2 |
| Hobbies and pastimes | 1 |
| Industry | 1 |
| Information technology | 14 |
| Mechanic engineering | 1 |
| Transport | 1 |
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