| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but i [adv] do n't know | 29 |
|
| 2 | but i [adv] do n't know | 23 |
|
| 3 | but i still do n't know | 10 |
|
| 4 | but i just do n't know | 9 |
|
| 5 | but i [adv] did n't know | 6 |
|
| 6 | but i really do n't know | 5 |
|
