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level-crossing : 74 phrases in 19 subjects |
| Artillery | 3 |
| Automobiles | 3 |
| British usage, not spelling | 1 |
| Communications | 1 |
| Construction | 12 |
| Cycle sport | 1 |
| Electronics | 1 |
| General | 5 |
| Law | 1 |
| Makarov | 7 |
| Mass media | 2 |
| Nuclear physics | 1 |
| Quantum electronics | 6 |
| Rail transport | 16 |
| Road construction | 2 |
| Road works | 2 |
| Technology | 8 |
| Telecommunications | 1 |
| Transport | 1 |