| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | none [prep] they [vb mod] [verb] | 51 |
|
| 2 | none [prep] they [modal v] [verb] | 51 |
|
| 3 | none [prep] [pron] could [verb] | 27 |
|
| 4 | [pron] [prep] they could [verb] | 17 |
|
| 5 | none [prep] they could [verb] | 14 |
|
