| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it could [verb] | 807 |
|
| 2 | as [pron] could [verb] | 782 |
|
| 3 | as it [vb mod] [verb] | 626 |
|
| 4 | as it [modal v] [verb] | 626 |
|
| 5 | [subord] it could [verb] | 281 |
|
| 6 | as it could [verb] | 31 |
|
| 7 | as it could [verb] | 31 |
|
