| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could n't [vb infin] [pron] [prep] | 369 |
|
| 2 | [vb mod] n't [vb infin] they [prep] | 161 |
|
| 3 | [modal v] n't [vb infin] they [prep] | 161 |
|
| 4 | could [adv] [vb infin] they [prep] | 80 |
|
| 5 | could [not/n't] [vb infin] they [prep] | 49 |
|
| 6 | could not [vb infin] they [prep] | 49 |
|
| 7 | could n't [verb] they [prep] | 29 |
|
| 8 | could n't [vb infin] they [prep] | 29 |
|
| 9 | could n't [vb infin] they [prep] | 29 |
|
