| |||
| système x | |||
|
x-system : 16 phrases in 11 subjects |
| Aviation | 1 |
| Communications | 1 |
| Earth sciences | 1 |
| General | 1 |
| Health care | 1 |
| Information technology | 6 |
| Medical | 1 |
| Medical appliances | 1 |
| Natural resourses and wildlife conservation | 1 |
| Nuclear physics | 1 |
| Technology | 1 |