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enclosure : 45 phrases in 16 subjects |
| Agriculture | 5 |
| Communications | 4 |
| Electric machinery | 1 |
| Electric motors | 2 |
| Electronics | 4 |
| General | 6 |
| Health care | 8 |
| Industry | 2 |
| Magnetics | 1 |
| Mechanic engineering | 4 |
| Metallurgy | 1 |
| Municipal planning | 1 |
| Natural sciences | 2 |
| Patents | 1 |
| Thermal Energy | 1 |
| Transport | 2 |