| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] [prep] a time when | 12 |
|
| 2 | have [vb pp] [prep] a time when | 12 |
|
| 3 | have [vb pp] [prep] a time when | 12 |
|
| 4 | have [vb pp] at a time when | 11 |
|
| 5 | have [vb pp] at a time when | 11 |
|
| 6 | has [vb pp] [prep] a time when | 5 |
|
