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| English thesaurus | |||
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| ERS | |||
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External Reference : 39 phrases in 14 subjects |
| Automated equipment | 1 |
| Aviation | 2 |
| Computers | 3 |
| General | 1 |
| Gyroscopes | 1 |
| Information technology | 4 |
| Mass media | 2 |
| Medical | 3 |
| Medical appliances | 1 |
| Programming | 1 |
| Space | 2 |
| Technology | 5 |
| Telecommunications | 12 |
| Water resources | 1 |