 |
| στηριγμα: 136 phrases in 16 subjects |
| Agriculture | 21 |
| Chemistry | 4 |
| Coal | 1 |
| Communications | 4 |
| Construction | 7 |
| Earth sciences | 2 |
| Electronics | 10 |
| Forestry | 1 |
| Industry | 15 |
| Materials science | 4 |
| Mechanic engineering | 27 |
| Metallurgy | 9 |
| Municipal planning | 1 |
| Natural sciences | 1 |
| Technology | 10 |
| Transport | 19 |