| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | they do n't know | 547 |
|
| 2 | they [verb] n't know | 547 |
|
| 3 | they [vb base] n't know | 377 |
|
| 4 | they do n't know | 375 |
|
| 5 | they [vb past] n't know | 178 |
|
| 6 | they did n't know | 171 |
|
| 7 | they have n't know | 9 |
|
| 8 | they [verb] n't known | 9 |
|
| 9 | they had n't know | 7 |
|
