| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pers pn] [vb past] a [noun sg] [to-vb] | 16 |
|
| 2 | when he [vb past] a [noun sg] [to-vb] | 5 |
|
| 3 | when he [vb past] a [noun sg] [to-vb] | 5 |
|
