| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [vb past] [noun] [prep] [noun] | 567 |
|
| 2 | [pron] [vb past] [noun] [prep] [noun pl] | 556 |
|
| 3 | which [verb] [noun] [prep] [noun pl] | 311 |
|
