| |||
demanding | |||
| |||
rigorous |
riguroso : 20 phrases in 13 subjects |
Communications | 1 |
Finances | 1 |
General | 2 |
Information technology | 2 |
International Monetary Fund | 2 |
Law | 1 |
Life sciences | 1 |
Materials science | 1 |
Mathematics | 1 |
Meteorology | 3 |
Statistics | 2 |
Technology | 2 |
Transport | 1 |