| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could [not/n't] [adv] [vb infin] | 38 |
|
| 2 | it could [not/n't] [adv] [vb infin] | 38 |
|
| 3 | it could [not/n't] [adv] [vb infin] | 38 |
|
| 4 | it could not [adv] [vb infin] | 22 |
|
| 5 | it could n't [adv] [vb infin] | 16 |
|
| 6 | it could [not/n't] [adv] have | 14 |
|
| 7 | it could [not/n't] possibly [vb infin] | 13 |
|
| 8 | it could [not/n't] possibly [vb infin] | 13 |
|
| 9 | it could [not/n't] even [vb infin] | 6 |
|
| 10 | it could [not/n't] even [vb infin] | 6 |
|
