| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] when they [verb] [prep] the | 12 |
|
| 2 | [vb pp] when they [verb] [prep] the | 12 |
|
| 3 | [vb pp] when they [vb past] [prep] the | 11 |
|
| 4 | [vb pp] when they [verb] to the | 6 |
|
| 5 | [vb pp] when they [verb] to the | 6 |
|
