| English thesaurus | |||
| |||
| MASS (Parallan) | |||
|
Maximum : 255 phrases in 18 subjects |
| Airports and air traffic control | 4 |
| Automobiles | 1 |
| Aviation | 23 |
| Chemistry | 15 |
| Construction | 8 |
| Economics | 10 |
| Glass production | 1 |
| Hydrology | 1 |
| Insurance | 1 |
| Law | 61 |
| Mechanic engineering | 8 |
| Oil / petroleum | 69 |
| Optics branch of physics | 14 |
| Photography | 11 |
| Polygraphy | 7 |
| Road traffic | 8 |
| Technology | 12 |
| Television | 1 |