 |
|
control board : 22 phrases in 15 subjects |
| Automated equipment | 1 |
| Communications | 1 |
| Earth sciences | 1 |
| Economics | 1 |
| Electronics | 1 |
| General | 3 |
| Health care | 2 |
| Information technology | 1 |
| Mechanic engineering | 1 |
| Name of organization | 1 |
| Natural sciences | 1 |
| Patents | 2 |
| Social science | 2 |
| Transport | 3 |
| United Nations | 1 |