 |
| filter bank: 20 phrases in 9 subjects |
| Construction | 3 |
| Ecology | 3 |
| Electronics | 2 |
| Information security and data protection | 2 |
| Nanotechnology | 1 |
| Nuclear and fusion power | 1 |
| Security systems | 4 |
| Technology | 3 |
| Water resources | 1 |
|
| filter bank: 20 phrases in 9 subjects |
| Construction | 3 |
| Ecology | 3 |
| Electronics | 2 |
| Information security and data protection | 2 |
| Nanotechnology | 1 |
| Nuclear and fusion power | 1 |
| Security systems | 4 |
| Technology | 3 |
| Water resources | 1 |