| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] i do not know | 19 |
|
| 2 | [be] [adv] i do not know | 19 |
|
| 3 | be [adv] i do not know | 19 |
|
| 4 | [be] [adv] i do n't know | 18 |
|
| 5 | [be] [adv] i do not know | 13 |
|
| 6 | [is] [adv] i do not know | 8 |
|
| 7 | [was/were] [adv] i do not know | 6 |
|
| 8 | 's [adv] i do not know | 5 |
|
