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frequency test : 14 phrases in 10 subjects |
| Communications | 2 |
| Electric motors | 1 |
| Health care | 1 |
| Mechanic engineering | 1 |
| Medical | 1 |
| Medical appliances | 1 |
| Sound recording | 1 |
| Technology | 4 |
| Transport | 1 |
| Water resources | 1 |
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