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| temps de service | |||
| durée de desserte | |||
| English thesaurus | |||
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| ST | |||
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Service Time : 39 phrases in 21 subjects |
| Astronomy | 1 |
| Aviation | 1 |
| British usage, not spelling | 1 |
| Communications | 10 |
| Computers | 1 |
| Construction | 1 |
| Economics | 1 |
| Electronics | 1 |
| Finances | 1 |
| Information technology | 2 |
| Labor law | 1 |
| Law | 2 |
| Life sciences | 1 |
| Medical | 2 |
| Microsoft | 2 |
| Natural resourses and wildlife conservation | 1 |
| Natural sciences | 1 |
| Patents | 2 |
| Radio | 1 |
| Telecommunications | 1 |
| Transport | 5 |