| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] they could [adv] [vb infin] | 163 |
|
| 2 | [noun prp] [verb] they could [adv] | 13 |
|
| 3 | [noun prp] [verb] they could [vb infin] | 11 |
|
