| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] [conj] [vb past] [noun prp] | 105 |
|
| 2 | [vb pp] [conj] [vb past] when | 28 |
|
| 3 | [conj] [vb past] when [noun prp] | 21 |
|
| 4 | [vb pp] [conj] when [noun prp] | 20 |
|
