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| line section: 31 phrases in 10 subjects |
| Communications | 3 |
| Construction | 8 |
| Electronics | 6 |
| General | 1 |
| Life sciences | 1 |
| Optics branch of physics | 2 |
| Physics | 1 |
| Power lines | 1 |
| Technology | 4 |
| Transport | 4 |
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