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| 车辆周围盲区 | |||
| no zone: 28 phrases in 12 subjects |
| Archery | 1 |
| Automobiles | 4 |
| Aviation | 2 |
| Bridge construction | 1 |
| Cryptography | 2 |
| Electric machinery | 1 |
| Fish farming pisciculture | 1 |
| General | 3 |
| Ice hockey | 2 |
| Metallurgy | 3 |
| Space | 2 |
| Technology | 6 |
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