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| light emitting diode: 71 phrases in 13 subjects |
| Agriculture | 1 |
| Automobiles | 1 |
| Aviation | 2 |
| Electronics | 47 |
| Hydroelectric power stations | 1 |
| Information technology | 3 |
| Multimedia | 3 |
| Nautical | 2 |
| Polymers | 4 |
| Project management | 1 |
| Space | 2 |
| Technology | 2 |
| Telecommunications | 2 |
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