| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] they could not [vb infin] | 78 |
|
| 2 | [vb past] they could not [vb infin] | 77 |
|
| 3 | [vb past] they could not [vb infin] | 39 |
|
| 4 | [vb past] they could n't [vb infin] | 39 |
|
| 5 | said they could not [vb infin] | 32 |
|
| 6 | [vb past] they could not afford | 12 |
|
| 7 | felt they could not [vb infin] | 10 |
|
| 8 | found they could not [vb infin] | 5 |
|
