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| call completion (r313) | |||
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| redial | |||
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дозвон : 25 phrases in 12 subjects |
| Caspian | 1 |
| Communications | 3 |
| Computer networks | 1 |
| General | 3 |
| Information technology | 1 |
| Internet | 1 |
| Mass media | 3 |
| Mobile and cellular communications | 1 |
| Programming | 3 |
| Sociology | 1 |
| Telecommunications | 6 |
| Telephony | 1 |