| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] they could n't [vb infin] [pers pn] | 15 |
|
| 2 | [vb past] they could not [vb infin] [pers pn] | 13 |
|
| 3 | [verb] they could not [vb infin] it | 9 |
|
| 4 | say they could not [vb infin] [pers pn] | 7 |
|
| 5 | said they could not [vb infin] [pers pn] | 6 |
|
