| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which [modal v] [verb] [pron] | 1157 |
|
| 2 | [noun] [pron] could [verb] [pron] | 714 |
|
| 3 | [noun] which could [verb] [pron] | 78 |
|
| 4 | [noun] [Wh det] could [verb] [pron] | 78 |
|
