 |
| |||
| trinkbares Wasser | |||
| Trinkwasser n | |||
| Trinkwasser n | |||
| potable water: 10 phrases in 4 subjects |
| Construction | 6 |
| Health care | 1 |
| Materials science | 1 |
| Natural resourses and wildlife conservation | 2 |
|
| |||
| trinkbares Wasser | |||
| Trinkwasser n | |||
| Trinkwasser n | |||
| potable water: 10 phrases in 4 subjects |
| Construction | 6 |
| Health care | 1 |
| Materials science | 1 |
| Natural resourses and wildlife conservation | 2 |