 |
| pitch frequency: 10 phrases in 6 subjects |
| Astronautics | 3 |
| Information technology | 1 |
| Makarov | 1 |
| Nautical | 3 |
| Telecommunications | 1 |
| Transport | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips