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| article group; product group | |||
| record block | |||
| item group (A user-defined description that is used to classify a group of items that have common characteristics) | |||
|
groupe d'articles : 15 a las frases, 7 temas |
| Ambiente | 1 |
| Comercio | 1 |
| Finanzas | 1 |
| Física nuclear | 2 |
| General | 3 |
| Microsoft | 4 |
| Nombre de la organización | 3 |