| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] to know if [pron] | 48 |
|
| 2 | [vb past] [verb] if it | 23 |
|
| 3 | [verb] to know if it | 18 |
|
| 4 | [vb past] [to-vb] if it | 15 |
|
| 5 | [vb past] to know [conj] it | 9 |
|
| 6 | [vb past] to know [subord] it | 8 |
|
| 7 | [vb past] to know if it | 6 |
|
| 8 | [vb past] know if it | 6 |
|
