| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do n't know what [verb] | 688 |
|
| 2 | do n't know what i | 236 |
|
| 3 | n't know what [verb] i | 13 |
|
| 4 | do n't know [verb] i | 5 |
|
