support material: 59 phrases in 21 subjects |
Advertising | 1 |
American usage, not spelling | 1 |
Astronautics | 1 |
Automated equipment | 2 |
Aviation | 1 |
Christianity | 1 |
Construction | 1 |
Criminal law | 3 |
Economy | 1 |
Education | 1 |
General | 3 |
Law | 1 |
Librarianship | 2 |
Logistics | 3 |
Mechanics | 1 |
Military | 24 |
Power lines | 3 |
Security systems | 3 |
Technology | 3 |
Torpedoes | 1 |
United States | 2 |