| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i just did n't know [pron] | 18 |
|
| 2 | i just did n't know [Wh det] | 17 |
|
| 3 | i just did n't know what | 16 |
|
| 4 | i just did n't know what | 16 |
|
