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index tracking : 19 phrases in 10 subjects |
| Aviation | 2 |
| Chemistry | 1 |
| Earth sciences | 1 |
| Electric machinery | 2 |
| Electronics | 1 |
| Information technology | 1 |
| Isolation | 2 |
| Plastics | 2 |
| Polymers | 1 |
| Securities | 6 |
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