| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | could [verb] they [adv] [prep] the | 7 |
|
| 2 | could [verb] they [adv] [prep] the | 7 |
|
| 3 | could [verb] them [adv] [prep] the | 7 |
|
| 4 | could [vb infin] they [adv] [prep] the | 7 |
|
