| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] could [vb infin] [prep] [verb] | 172 |
|
| 2 | [pers pn] could [vb infin] they [prep] | 160 |
|
| 3 | [pers pn] could [vb infin] they [verb] | 130 |
|
| 4 | could [vb infin] they [prep] [verb] | 11 |
|
| 5 | [pers pn] [vb infin] they [prep] [verb] | 5 |
|
