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absence : 166 phrases in 22 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Commerce | 1 |
| Communications | 10 |
| Earth sciences | 1 |
| Economics | 1 |
| Electronics | 4 |
| Finances | 2 |
| General | 24 |
| Health care | 7 |
| Information technology | 3 |
| International Monetary Fund | 2 |
| Labor law | 6 |
| Law | 36 |
| Materials science | 1 |
| Mathematics | 8 |
| Medical | 39 |
| Microsoft | 9 |
| Politics | 1 |
| Radiobiology | 1 |
| Statistics | 6 |
| Transport | 2 |