 |
| ground: 450 phrases in 53 subjects |
| Agriculture | 92 |
| Agronomy | 5 |
| Antennas and waveguides | 3 |
| Architecture | 1 |
| Botany | 5 |
| Building materials | 2 |
| Building structures | 1 |
| Cables and cable production | 2 |
| Chemistry | 14 |
| Communications | 6 |
| Construction | 110 |
| Demography | 1 |
| Earth sciences | 8 |
| Economy | 5 |
| Electric machinery | 9 |
| Electric motors | 2 |
| Electricity generation | 4 |
| Electronics | 9 |
| Entomology | 2 |
| Environment | 10 |
| Fish farming pisciculture | 3 |
| Forestry | 18 |
| Foundation engineering | 2 |
| General | 48 |
| Geography | 2 |
| Geology | 1 |
| Government, administration and public services | 1 |
| Horticulture | 1 |
| Human rights activism | 1 |
| Hydrology | 3 |
| Immigration and citizenship | 2 |
| Industry | 1 |
| Isolation | 8 |
| Law | 7 |
| Lighting other than cinema | 1 |
| Magnetics | 3 |
| Melioration | 2 |
| Meteorology | 2 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 2 |
| Nautical | 1 |
| Nuclear physics | 3 |
| Obsolete / dated | 1 |
| Patents | 2 |
| Power lines | 2 |
| Procedural law | 1 |
| Radio | 3 |
| Rail transport | 2 |
| Soil science | 12 |
| Surveying | 1 |
| Technology | 1 |
| Transport | 20 |
| Zoology | 1 |