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| Alaska | |||
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| Alaska | |||
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Alaska : 37 phrases in 12 subjects |
| Aviation | 1 |
| Botany | 1 |
| Environment | 2 |
| Fish farming pisciculture | 4 |
| Forestry | 1 |
| General | 2 |
| Geography | 1 |
| Ichthyology | 13 |
| Life sciences | 5 |
| Natural resourses and wildlife conservation | 3 |
| Natural sciences | 1 |
| Ornithology | 3 |