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| systems evolution (MichaelBurov) | |||
| system development (ssn) | |||
| усовершенствование системы: 46 phrases in 11 subjects |
| Education | 1 |
| Energy industry | 1 |
| General | 1 |
| Information technology | 2 |
| Karachaganak | 1 |
| Makarov | 1 |
| Mass media | 1 |
| Military | 27 |
| Programming | 5 |
| Technology | 5 |
| Water supply | 1 |