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Traffic Management : 69 phrases in 12 subjects |
| Biology | 1 |
| Communications | 6 |
| Construction | 1 |
| Education | 1 |
| General | 10 |
| Information technology | 2 |
| Mineral products | 1 |
| Natural resourses and wildlife conservation | 2 |
| Natural sciences | 1 |
| Non-governmental organizations | 1 |
| Rail transport | 1 |
| Transport | 42 |