AU : 59 phrases in 17 subjects |
American usage, not spelling | 1 |
Chemistry | 8 |
Commerce | 1 |
Communications | 2 |
Economy | 8 |
Education | 2 |
General | 16 |
Immigration and citizenship | 1 |
Informal | 4 |
Law | 1 |
Medical | 7 |
Metallurgy | 1 |
Mining | 1 |
Social science | 2 |
Technology | 1 |
Telecommunications | 1 |
Textile industry | 2 |