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operations security : 21 phrases in 13 subjects |
| British usage, not spelling | 1 |
| Communications | 1 |
| Economics | 1 |
| Finances | 2 |
| Food industry | 1 |
| General | 7 |
| Human rights activism | 1 |
| Information technology | 2 |
| International law | 1 |
| International Monetary Fund | 1 |
| Law | 1 |
| Technology | 1 |
| Transport | 1 |