| |||
| в ходе (I. Havkin); в процессе (I. Havkin); в течение (Alexey Lebedev); на протяжении (Andrey Truhachev) | |||
| за период | |||
|
over the course of : 66 phrases in 12 subjects |
| Biology | 1 |
| Chess | 2 |
| Cliche / convention | 1 |
| Construction | 1 |
| Education | 1 |
| General | 49 |
| Historical | 6 |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Professional jargon | 1 |
| Programming | 1 |
| Sports | 1 |