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| sistema digital | |||
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sistema digitale : 45 phrases in 9 subjects |
| Communications | 26 |
| Construction | 2 |
| Electronics | 3 |
| Environment | 2 |
| General | 1 |
| Information technology | 5 |
| International law | 1 |
| Law | 1 |
| Sound recording | 4 |
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