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vigilar |
observeret : 33 phrases in 12 subjects |
Agriculture | 1 |
Chemistry | 1 |
Communications | 1 |
Economics | 1 |
Environment | 1 |
Health care | 6 |
Immigration and citizenship | 2 |
Information technology | 1 |
Life sciences | 2 |
Mathematics | 2 |
Statistics | 12 |
Technology | 3 |