area of : 39 phrases in 16 subjects |
Chemistry | 3 |
Communications | 1 |
Economics | 4 |
Education | 1 |
Environment | 2 |
Forestry | 2 |
General | 9 |
Immigration and citizenship | 1 |
Law | 3 |
Medical | 1 |
Obsolete / dated | 2 |
Politics | 3 |
Research and development | 3 |
Social science | 2 |
Statistics | 1 |
Taxes | 1 |