traffic flow : 89 phrases in 15 subjects |
Advertising | 1 |
Artificial intelligence | 10 |
Automobiles | 4 |
Aviation | 10 |
Bridge construction | 1 |
Business | 4 |
China | 6 |
Cryptography | 1 |
Economy | 3 |
Electronics | 1 |
Information technology | 1 |
Oil / petroleum | 1 |
Project management | 1 |
Technology | 40 |
Telecommunications | 5 |