| English thesaurus | |||
| |||
| STEP | |||
|
Shell : 267 phrases in 18 subjects |
| Agriculture | 13 |
| Biology | 2 |
| Building structures | 1 |
| Chemistry | 2 |
| Construction | 215 |
| Electric motors | 1 |
| Fish farming pisciculture | 8 |
| Food industry | 1 |
| General | 3 |
| Life sciences | 4 |
| Lighting other than cinema | 2 |
| Mechanics | 1 |
| Medical | 1 |
| Microsoft | 7 |
| Technology | 2 |
| Thermal Energy | 1 |
| Transformers | 2 |
| Zootechnics | 1 |