|
on-call : 108 phrases in 19 subjects |
| Communications | 28 |
| Computers | 1 |
| Economics | 3 |
| Finances | 15 |
| General | 18 |
| Government, administration and public services | 1 |
| Information technology | 2 |
| Labor law | 4 |
| Law | 4 |
| Medical | 4 |
| Microsoft | 1 |
| Military | 2 |
| Rail transport | 1 |
| Social science | 4 |
| Telecommunications | 8 |
| Telegraphy | 1 |
| Telephony | 2 |
| Transport | 4 |
| United Nations | 5 |