| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | n't know [noun] [prep] | 13 |
|
| 2 | n't know [noun sg] [prep] | 8 |
|
| 3 | n't know [noun] from | 6 |
|
| 4 | n't know [noun prp] [prep] | 5 |
|
