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tunnel : 589 phrases in 50 subjects |
| Agriculture | 27 |
| Animal husbandry | 1 |
| Astronomy | 1 |
| Aviation | 1 |
| Building structures | 1 |
| Chemistry | 24 |
| Coal | 3 |
| Communications | 3 |
| Construction | 138 |
| Cycle sport | 1 |
| Earth sciences | 62 |
| Electric machinery | 1 |
| Electricity generation | 1 |
| Electronics | 41 |
| Environment | 3 |
| Figurative | 1 |
| Finances | 1 |
| Food industry | 1 |
| Forestry | 1 |
| General | 15 |
| Government, administration and public services | 1 |
| Health care | 3 |
| High energy physics | 6 |
| Hydrology | 2 |
| Industry | 12 |
| Insurance | 1 |
| International Monetary Fund | 3 |
| Labor law | 2 |
| Life sciences | 18 |
| Materials science | 6 |
| Mechanic engineering | 5 |
| Medical | 11 |
| Medical appliances | 1 |
| Metallurgy | 22 |
| Microsoft | 2 |
| Mineral products | 1 |
| Mining | 2 |
| Municipal planning | 2 |
| Natural sciences | 11 |
| Packaging | 4 |
| Patents | 1 |
| Physical sciences | 16 |
| Religion | 1 |
| Research and development | 2 |
| Scientific | 1 |
| Soil science | 1 |
| Superconductivity | 1 |
| Technology | 23 |
| Textile industry | 2 |
| Transport | 99 |