grade : 62 phrases in 13 subjects |
Agriculture | 30 |
Brazil | 15 |
Communications | 1 |
Construction | 2 |
Earth sciences | 1 |
Electronics | 1 |
Industry | 2 |
Information technology | 1 |
Materials science | 2 |
Mechanic engineering | 3 |
Natural sciences | 1 |
Patents | 2 |
Transport | 1 |