| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] which [vb mod] | 1152 |
|
| 2 | [prep] which [modal v] | 1152 |
|
| 3 | [prep] [pron] could | 948 |
|
| 4 | [prep] which could | 99 |
|
| 5 | [prep] which could | 99 |
|
