 |
| abrasion: 60 phrases in 15 subjects |
| Agriculture | 1 |
| Chemistry | 1 |
| Coal | 4 |
| Cultural studies | 1 |
| Earth sciences | 2 |
| General | 1 |
| Industry | 3 |
| Information technology | 2 |
| Life sciences | 2 |
| Materials science | 6 |
| Medical | 18 |
| Metallurgy | 3 |
| Natural sciences | 1 |
| Technology | 9 |
| Transport | 6 |