| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [pers pn] [modal v] [vb infin] | 4028 |
|
| 2 | [prep] which [pers pn] [modal v] | 3138 |
|
| 3 | [prep] [pers pn] [modal v] [vb infin] | 2390 |
|
| 4 | [prep] which [modal v] [vb infin] | 404 |
|
