| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [vb infin] | 15726 |
|
| 2 | [verb] [modal v] [vb infin] | 4758 |
|
| 3 | which [verb] [vb infin] | 366 |
|
| 4 | which [verb] [modal v] | 178 |
|
