masking: 42 phrases in 15 subjects |
Communications | 1 |
Cultural studies | 1 |
Earth sciences | 5 |
Electronics | 7 |
Environment | 2 |
Forestry | 2 |
Health care | 1 |
Information technology | 9 |
Labor law | 3 |
Medical | 1 |
Microsoft | 1 |
Natural sciences | 4 |
Statistics | 1 |
Technology | 1 |
Transport | 3 |