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| Speed-Operation f | |||
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Speed operation : 27 phrases in 10 subjects |
| Automated equipment | 6 |
| Business | 2 |
| Computers | 2 |
| Economics | 1 |
| Electric motors | 2 |
| General | 1 |
| Mechanic engineering | 1 |
| Natural resourses and wildlife conservation | 2 |
| Optics branch of physics | 3 |
| Technology | 7 |