challenges: 44 phrases in 15 subjects |
Construction | 3 |
Economy | 2 |
Electronics | 1 |
Finances | 2 |
General | 8 |
Information technology | 3 |
Law | 10 |
Medical | 2 |
Microsoft | 4 |
Natural sciences | 1 |
Patents | 1 |
Politics | 2 |
Procedural law | 1 |
Social science | 2 |
United Nations | 2 |