information request : 31 phrases in 12 subjects |
Air defense | 1 |
Aviation | 13 |
Business | 1 |
Communications | 1 |
Economy | 1 |
Electronics | 5 |
Information technology | 1 |
Project management | 1 |
Space | 3 |
Telecommunications | 1 |
Textile industry | 2 |
United States | 1 |