 |
| périphérie: 46 phrases in 17 subjects |
| Astronautics | 3 |
| Computers | 6 |
| Construction | 2 |
| Forestry | 1 |
| General | 12 |
| Geography | 1 |
| Hydraulic engineering | 2 |
| International Monetary Fund | 2 |
| Mechanic engineering | 3 |
| Medical | 1 |
| Medical appliances | 1 |
| Metallurgy | 3 |
| Meteorology | 1 |
| Microsoft | 1 |
| Mining | 2 |
| Technology | 1 |
| Trucks/Lorries | 4 |