| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] time when | 25 |
|
| 2 | [verb] [prep] time when | 25 |
|
| 3 | [verb] [prep] times when | 22 |
|
| 4 | [verb] at time when | 16 |
|
| 5 | [verb] at time when | 16 |
|
| 6 | [vb pp] [prep] time when | 6 |
|
| 7 | [vb infin] [prep] time when | 5 |
|
| 8 | [vb -s] [prep] time when | 5 |
|
