| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [pron] know how | 18 |
|
| 2 | [vb past] [pers pn] know how | 18 |
|
| 3 | [vb past] i [verb] how | 17 |
|
| 4 | [vb past] i [vb infin] how | 10 |
|
| 5 | [verb] i know how | 10 |
|
| 6 | [vb past] i know how | 9 |
|
| 7 | [vb past] i know [adv] | 8 |
|
| 8 | [vb past] i know how | 5 |
|
