tightening: 117 phrases in 20 subjects |
Aviation | 2 |
Chemistry | 8 |
Construction | 22 |
Economy | 5 |
Figurative | 1 |
Finances | 16 |
General | 4 |
Hobbies and pastimes | 2 |
Industry | 1 |
Informal | 2 |
International Monetary Fund | 12 |
Materials science | 4 |
Mechanic engineering | 14 |
Metallurgy | 1 |
Packaging | 1 |
Paragliding | 2 |
Sailing | 2 |
Technology | 2 |
Transport | 15 |
United Nations | 1 |