| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do n't know [prep] | 721 |
|
| 2 | do n't know [adj] | 706 |
|
| 3 | n't know [prep] [adj] | 244 |
|
| 4 | do n't [prep] [adj] | 56 |
|
| 5 | do know [prep] [adj] | 15 |
|
