| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] could n't be | 41 |
|
| 2 | [adv] could n't be | 39 |
|
| 3 | just could n't be | 9 |
|
| 4 | just could n't be | 9 |
|
| 5 | really could n't be | 6 |
|
| 6 | certainly could n't be | 6 |
|
| 7 | really could n't be | 6 |
|
| 8 | certainly could n't be | 6 |
|
