| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb past] [prep] | 142109 |
|
| 2 | which [verb] [prep] | 19596 |
|
| 3 | [Wh det] [vb past] [prep] | 10934 |
|
| 4 | which [vb past] [prep] | 8214 |
|
