area of influence: 26 phrases in 17 subjects |
Advertising | 2 |
Cinematography | 1 |
Construction | 6 |
Drilling | 1 |
Electronics | 1 |
Environment | 1 |
General | 1 |
Geology | 1 |
Mass media | 1 |
Mechanic engineering | 1 |
Mining | 1 |
Oil / petroleum | 2 |
Oil and gas technology | 1 |
Seismology | 2 |
Technology | 1 |
Torpedoes | 1 |
Water resources | 2 |