| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | had n't known [pron] | 52 |
|
| 2 | had n't know [pers pn] | 30 |
|
| 3 | had n't know [Wh det] | 14 |
|
| 4 | had n't know what | 14 |
|
| 5 | had n't know what | 14 |
|
| 6 | had n't know she | 9 |
|
| 7 | had n't know he | 8 |
|
| 8 | had n't know it | 6 |
|
| 9 | had n't know he | 6 |
|
| 10 | had n't know it | 6 |
|
| 11 | had n't know she | 5 |
|
