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| observational method | |||
| method of collection; technique of data collection | |||
| méthode d'observation: 9 phrases in 7 subjects |
| Astronomy | 3 |
| Construction | 1 |
| General | 1 |
| Industry | 1 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 1 |
| Transport | 1 |
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