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pipe branch : 92 phrases in 25 subjects |
| Architecture | 1 |
| Armored vehicles | 2 |
| Automobiles | 2 |
| Aviation | 3 |
| Construction | 16 |
| Electronics | 1 |
| Firefighting and fire-control systems | 6 |
| General | 6 |
| Machinery and mechanisms | 1 |
| Mechanic engineering | 9 |
| Military | 3 |
| Mining | 2 |
| Nautical | 5 |
| Oil / petroleum | 6 |
| Oil and gas | 1 |
| Oil and gas technology | 1 |
| Oilfields | 2 |
| Pipelines | 1 |
| Public utilities | 1 |
| Rail transport | 3 |
| Shipbuilding | 1 |
| Space | 4 |
| Technology | 11 |
| Transport | 2 |
| Wood processing | 2 |