| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] [prep] a time when | 5 |
|
| 2 | [vb past] [adv] [prep] a [noun sg] when | 5 |
|
| 3 | [vb past] [adv] [prep] a [noun] when | 5 |
|
| 4 | [vb past] [adv] [prep] a [noun] when | 5 |
|
| 5 | [vb past] [adv] [prep] a [noun] when | 5 |
|
| 6 | [vb past] [adv] [prep] a time when | 5 |
|
