| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] [verb] [pron] could have | 258 |
|
| 2 | [pers pn] [verb] [pers pn] could have | 251 |
|
| 3 | [pers pn] [verb] they [modal v] have | 183 |
|
| 4 | [pers pn] [verb] they [vb mod] have | 183 |
|
| 5 | [pers pn] [verb] they could [vb infin] | 122 |
|
| 6 | [pers pn] [verb] they could [verb] | 122 |
|
| 7 | [pers pn] [verb] they could have | 23 |
|
| 8 | [pron] [verb] they could have | 19 |
|
| 9 | [pers pn] [verb] they could have | 18 |
|
| 10 | [pers pn] [verb] they could have | 18 |
|
