| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which they [modal v] [verb] [pron] | 82 |
|
| 2 | which they [vb past] [verb] [pron] | 40 |
|
| 3 | which they [vb past] [modal v] [verb] | 31 |
|
| 4 | they [vb past] [modal v] [verb] [pron] | 15 |
|
