| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] they could [be] [vb pp] | 211 |
|
| 2 | [subord] they could [be] [vb pp] | 113 |
|
| 3 | when they [modal v] [be] [vb pp] | 24 |
|
| 4 | when they [vb mod] [be] [vb pp] | 24 |
|
| 5 | when [pron] could [be] [vb pp] | 15 |
|
| 6 | when [pers pn] could [be] [vb pp] | 14 |
|
| 7 | when they could [be] [verb] | 9 |
|
| 8 | when they could [be] [vb pp] | 7 |
|
| 9 | when they could [be] [vb pp] | 7 |
|
| 10 | when they could [be] [vb pp] | 7 |
|
