 |
| deposition: 1076 phrases in 51 subjects |
| Agriculture | 23 |
| Animal husbandry | 9 |
| Automobiles | 24 |
| Aviation | 16 |
| Bridge construction | 5 |
| Business | 3 |
| Chemistry | 14 |
| Dermatology | 3 |
| Desert science | 28 |
| Drilling | 1 |
| Earth sciences | 13 |
| Ecology | 8 |
| Electric machinery | 1 |
| Electronics | 264 |
| Engineering geology | 15 |
| Environment | 5 |
| Fish farming pisciculture | 1 |
| Forestry | 1 |
| General | 1 |
| Geology | 5 |
| Hydroelectric power stations | 19 |
| Hydrology | 2 |
| Information technology | 8 |
| Materials science | 2 |
| Metallurgy | 119 |
| Multimedia | 1 |
| Nonferrous industry | 1 |
| Nuclear physics | 5 |
| Nursing | 1 |
| Oil / petroleum | 48 |
| Otorhinolaryngology | 1 |
| Plastics | 6 |
| Polygraphy | 1 |
| Polymers | 6 |
| Rail transport | 1 |
| Refrigeration | 3 |
| Reproductive biology | 7 |
| Semiconductors | 1 |
| Shipbuilding | 2 |
| Soil science | 4 |
| Space | 53 |
| Superconductivity | 4 |
| Surgery | 2 |
| Technology | 298 |
| Telecommunications | 10 |
| Textile industry | 3 |
| Thermal Energy | 5 |
| United Nations | 1 |
| Water resources | 4 |
| Welding | 1 |
| Wind Energy | 17 |