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| English thesaurus | |||
| |||
| ISDN | |||
|
Intelligence Services : 18 phrases in 11 subjects |
| Air defense | 4 |
| Aviation | 2 |
| Business | 1 |
| Computer networks | 1 |
| Electronics | 2 |
| General | 3 |
| Information technology | 1 |
| Name of organization | 1 |
| Telecommunications | 1 |
| United Nations | 1 |
| United States | 1 |