| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [vb pp] [prep] a time when | 14 |
|
| 2 | [verb] [vb pp] [prep] a time when | 14 |
|
| 3 | [verb] [vb pp] [prep] a time when | 14 |
|
| 4 | [verb] [vb pp] at a time when | 13 |
|
| 5 | [verb] [vb pp] at a time when | 13 |
|
| 6 | have [vb pp] [prep] a time when | 12 |
|
| 7 | [vb -s] [vb pp] [prep] a time when | 6 |
|
| 8 | has [vb pp] [prep] a time when | 5 |
|
