| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] they could [verb] | 64 |
|
| 2 | [vb base] they could [vb infin] | 64 |
|
| 3 | [vb base] they could have | 17 |
|
| 4 | [vb base] they could have | 14 |
|
| 5 | think they could [verb] | 12 |
|
| 6 | suppose they could [verb] | 8 |
|
| 7 | [vb base] they could do | 7 |
|
| 8 | [vb base] they could do | 7 |
|
| 9 | know they could [verb] | 7 |
|
| 10 | wish they could [verb] | 6 |
|
| 11 | mean they could [verb] | 5 |
|
