| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [pron] [modal v] [vb infin] | 4252 |
|
| 2 | [prep] [pron] [modal v] [vb infin] | 3883 |
|
| 3 | [prep] which [pron] [modal v] | 3447 |
|
| 4 | [prep] which [modal v] [vb infin] | 404 |
|
