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| complicated schemes (elena.kazan) | |||
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| complex configuration | |||
| complex circuit | |||
| maze | |||
| сложные схемы: 16 phrases in 9 subjects |
| Astronautics | 2 |
| Economy | 1 |
| Information technology | 2 |
| Makarov | 1 |
| Mass media | 3 |
| Metrology | 1 |
| Programming | 2 |
| Technology | 3 |
| Радиоактивное излучение | 1 |