|
reguler : 23 phrases in 15 subjects |
| Chemistry | 2 |
| Coal | 1 |
| Communications | 2 |
| Construction | 1 |
| Electronics | 1 |
| Industry | 1 |
| Information technology | 1 |
| Life sciences | 1 |
| Mechanic engineering | 2 |
| Metallurgy | 1 |
| Natural sciences | 1 |
| Piezoelectric crystals | 1 |
| Power lines | 1 |
| Technology | 1 |
| Transport | 6 |