| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [vb infin] [noun sg] | 1057 |
|
| 2 | [modal v] [vb infin] for [noun sg] | 687 |
|
| 3 | which [modal v] [vb infin] for | 158 |
|
