| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [Wh adv] they could | 9 |
|
| 2 | [noun sg] [prep] [Wh adv] they could | 6 |
|
| 3 | [conj] [prep] [Wh adv] they could | 5 |
|
| 4 | [prep] [noun] [Wh adv] they could | 9 |
|
| 5 | [prep] [Wh adv] they could [vb infin] | 10 |
|
| 6 | [prep] [Wh adv] they could [verb] | 10 |
|
| 7 | [prep] [Wh adv] they could be | 5 |
|
| 8 | [prep] [Wh adv] they could be | 5 |
|
| 9 | [prep] [Wh adv] they could [be] | 5 |
|
| 10 | [prep] [Wh adv] they could [adv] | 5 |
|
| 11 | [prep] [Wh adv] they could [be] | 5 |
|
