 |
| |||
| random sample; occasional selection | |||
| random selection | |||
| random sampling | |||
| случайный отбор: 21 phrases in 12 subjects |
| Advertising | 2 |
| Audit | 1 |
| Biology | 2 |
| Business | 1 |
| Coal | 1 |
| European Bank for Reconstruction and Development | 1 |
| General | 6 |
| Mathematics | 2 |
| Meat processing | 1 |
| Medical | 1 |
| Quality control and standards | 2 |
| Technology | 1 |