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| triangle de Jackson; triangle de sécurité de Jackson | |||
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Jackson : 49 phrases in 11 subjects |
| Amphibians and reptiles | 2 |
| Botany | 1 |
| Geography | 1 |
| Ichthyology | 3 |
| Mechanic engineering | 1 |
| Medical | 29 |
| Natural resourses and wildlife conservation | 3 |
| Natural sciences | 2 |
| Ornithology | 4 |
| Speed skating | 2 |
| Zoology | 1 |