| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had [not/n't] [verb] that | 174 |
|
| 2 | had [not/n't] [vb pp] that | 173 |
|
| 3 | had [adv] known that | 42 |
|
| 4 | had [not/n't] known [conj] | 33 |
|
| 5 | had [not/n't] know that | 22 |
|
| 6 | have [not/n't] known that | 22 |
|
| 7 | [vb past] [not/n't] known that | 22 |
|
| 8 | [verb] [not/n't] known that | 22 |
|
