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| PI unit | |||
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unità PI : 10 phrases in 9 subjects |
| Commerce | 1 |
| Environment | 1 |
| Finances | 1 |
| General | 1 |
| Information technology | 1 |
| Mathematics | 1 |
| Mechanic engineering | 1 |
| Politics | 1 |
| Statistics | 2 |
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