 |
| sélectivité: 82 phrases in 15 subjects |
| Agriculture | 4 |
| Analytical chemistry | 13 |
| Antennas and waveguides | 1 |
| Astronautics | 2 |
| Automated equipment | 1 |
| Aviation | 3 |
| Chemistry | 9 |
| Electronics | 7 |
| Finances | 5 |
| Fishery fishing industry | 2 |
| Information technology | 3 |
| Mining | 1 |
| Oil and gas technology | 1 |
| Radio | 26 |
| Technology | 4 |