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| background pulse | |||
| фоновий: 65 phrases in 15 subjects |
| Aviation | 3 |
| Cinematography | 2 |
| Computers | 6 |
| Construction | 1 |
| Ecology | 2 |
| Environment | 4 |
| Finances | 1 |
| General | 1 |
| Information technology | 29 |
| Metallurgy | 1 |
| Microelectronics | 5 |
| Microsoft | 5 |
| Military | 2 |
| Oil and gas | 1 |
| Technology | 2 |