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source information |
информация об источнике: 18 phrases in 12 subjects |
Advertising | 1 |
Astronautics | 1 |
Ecology | 2 |
Internet | 1 |
Makarov | 1 |
Mass media | 2 |
Microsoft | 1 |
Power system protection | 1 |
Programming | 4 |
Scientific | 1 |
United Nations | 1 |
Water supply | 2 |