| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [verb] [conj] | 14214 |
|
| 2 | [vb past] [verb] [subord] | 3034 |
|
| 3 | [verb] [verb] when | 1529 |
|
| 4 | [vb past] [verb] when | 624 |
|
