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| attitude (1) |
| behavior (1) |
| DDR (1) |
| Einstellung (1) |
| Freizeit (1) |
| German Democratic Republic (GDR) (1) |
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| adolescent (1) |
| attitude (1) |
| behavior (1) |
| DDR (1) |
| Einstellung (1) |
| Freizeit (1) |
| German Democratic Republic (GDR) (1) |
| Jugendkultur (1) |
| Jugendlicher (1) |
| leisure time (1) |