| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have n't be | 2877 |
|
| 2 | have n't been | 2873 |
|
| 3 | have n't [been] | 2873 |
|
| 4 | had n't [be] | 1276 |
|
| 5 | have n't [be] | 844 |
|
| 6 | has n't [be] | 750 |
|
