| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] how [pron] [modal v] [vb infin] it | 70 |
|
| 2 | [verb] how they [modal v] [vb infin] [pron] | 33 |
|
| 3 | [verb] [adv] they [modal v] [vb infin] it | 19 |
|
| 4 | [verb] how they [modal v] [verb] it | 9 |
|
