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| English thesaurus | |||
| |||
| R (ISDN) | |||
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R : 57 phrases in 16 subjects |
| Astronautics | 2 |
| Aviation | 1 |
| Chemistry | 3 |
| Economics | 4 |
| General | 6 |
| Grammar | 1 |
| Information technology | 8 |
| Law | 7 |
| Mathematics | 1 |
| Microelectronics | 4 |
| Microsoft | 2 |
| Military | 11 |
| Oil and gas | 2 |
| Phonetics | 2 |
| Physics | 1 |
| Technology | 2 |