| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have n't | 12666 |
|
| 2 | had n't | 8033 |
|
| 3 | has n't | 4174 |
|
| 4 | have n't | 73 |
|
| 5 | had n't | 14 |
|
| 6 | 'ave n't | 11 |
|
| 7 | to have n't | 6 |
|
