ageing: 162 phrases in 32 subjects |
Agriculture | 5 |
Chemistry | 3 |
Communications | 2 |
Demography | 4 |
Economy | 2 |
Electronics | 11 |
Employment | 1 |
Environment | 1 |
Finances | 1 |
Fish farming pisciculture | 1 |
Food industry | 1 |
General | 23 |
Genetics | 1 |
Health care | 11 |
Industry | 8 |
Isolation | 2 |
Labor law | 1 |
Materials science | 4 |
Measuring instruments | 2 |
Mechanic engineering | 1 |
Medical | 2 |
Metallurgy | 23 |
Name of organization | 2 |
Natural sciences | 2 |
Packaging | 3 |
Piezoelectric crystals | 2 |
Politics | 5 |
Social science | 13 |
Technology | 3 |
Textile industry | 1 |
Transport | 2 |
United Nations | 19 |