| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | just did n't know [pron] | 25 |
|
| 2 | just did n't know [Wh det] | 21 |
|
| 3 | just did n't know what | 20 |
|
| 4 | just did n't know what | 20 |
|
