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| English thesaurus | |||
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| ARC | |||
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Area : 920 phrases in 34 subjects |
| Airports and air traffic control | 6 |
| Aviation | 50 |
| Chemistry | 49 |
| Chromatography | 1 |
| Computers | 12 |
| Construction | 43 |
| Customs | 2 |
| Economics | 29 |
| Figurative | 1 |
| General | 5 |
| Geology | 12 |
| Glass production | 1 |
| Hydrography | 2 |
| Hydrology | 5 |
| Information technology | 4 |
| Law | 291 |
| Mechanic engineering | 3 |
| Medical | 2 |
| Microsoft | 23 |
| Military | 12 |
| Nautical | 4 |
| Non-governmental organizations | 2 |
| Oil / petroleum | 147 |
| Optics branch of physics | 33 |
| Photography | 23 |
| Polygraphy | 45 |
| Road construction | 1 |
| Road traffic | 25 |
| Road works | 21 |
| Slang | 2 |
| Surveying | 2 |
| Technology | 52 |
| Telephony | 3 |
| Television | 7 |