 |
| separatore: 73 phrases in 16 subjects |
| Agriculture | 4 |
| Coal | 1 |
| Communications | 2 |
| Earth sciences | 3 |
| Electronics | 8 |
| Environment | 9 |
| Finances | 1 |
| Hobbies and pastimes | 4 |
| Industry | 6 |
| Information technology | 24 |
| Materials science | 1 |
| Mechanic engineering | 2 |
| Microsoft | 5 |
| Natural sciences | 1 |
| Patents | 1 |
| Transport | 1 |