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| Technical Operations; Tech Ops | |||
| Opérations techniques: 109 phrases in 8 subjects |
| Aviation | 101 |
| Energy industry | 1 |
| General | 1 |
| Materials science | 1 |
| Name of organization | 1 |
| Politics | 1 |
| Transport | 1 |
| United Nations | 2 |
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