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control line : 55 phrases in 16 subjects |
| Analytical chemistry | 1 |
| Automated equipment | 9 |
| Coal | 1 |
| Communications | 8 |
| Computers | 2 |
| Electric traction | 1 |
| Electronics | 7 |
| General | 9 |
| Immigration and citizenship | 1 |
| Information technology | 4 |
| Measuring instruments | 1 |
| Metallurgy | 2 |
| Natural resourses and wildlife conservation | 2 |
| Technology | 1 |
| Telecommunications | 2 |
| Transport | 4 |