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справочная служба : 82 phrases in 26 subjects |
| Advertising | 2 |
| Astronautics | 3 |
| Aviation | 1 |
| Business | 5 |
| Communications | 6 |
| Computer networks | 1 |
| Computers | 1 |
| Ecology | 3 |
| Economics | 1 |
| Electronics | 2 |
| General | 9 |
| Health care | 1 |
| Information technology | 8 |
| International Monetary Fund | 1 |
| Law | 2 |
| Mass media | 4 |
| Medical | 1 |
| Military | 10 |
| Patents | 1 |
| Polygraphy | 1 |
| Programming | 1 |
| Real estate | 1 |
| Technology | 6 |
| Telecommunications | 9 |
| Television | 1 |
| United Nations | 1 |