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|
Conservation Program : 32 phrases in 15 subjects |
| Agriculture | 6 |
| American usage, not spelling | 2 |
| Astronautics | 1 |
| Earth sciences | 2 |
| Ecology | 5 |
| Economics | 1 |
| Environment | 2 |
| General | 1 |
| Makarov | 4 |
| Military | 1 |
| Name of organization | 2 |
| Natural resourses and wildlife conservation | 1 |
| Occupational health & safety | 2 |
| Politics | 1 |
| Sakhalin | 1 |