 |
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| Gesangslehrer m (Andrey Truhachev) | |||
| singing: 84 phrases in 16 subjects |
| Automobiles | 2 |
| British usage, not spelling | 1 |
| Communications | 2 |
| Education | 5 |
| Electronics | 4 |
| Environment | 1 |
| General | 36 |
| Hobbies and pastimes | 1 |
| Industry | 3 |
| Mammals | 1 |
| Mining | 1 |
| Natural resourses and wildlife conservation | 2 |
| Ornithology | 15 |
| Patents | 1 |
| Physics | 4 |
| Zoology | 5 |