Commercial Standard : 18 phrases in 12 subjects |
Automobiles | 1 |
Aviation | 1 |
Chemistry | 1 |
Fish farming pisciculture | 1 |
General | 4 |
Information technology | 1 |
Mass media | 1 |
Nanotechnology | 1 |
Oil / petroleum | 1 |
Security systems | 2 |
Technology | 1 |
Zoology | 3 |