| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it could [verb] | 807 |
|
| 2 | so [pron] could [verb] | 571 |
|
| 3 | so it [vb mod] [verb] | 166 |
|
| 4 | so it [modal v] [verb] | 166 |
|
| 5 | so it could [verb] | 20 |
|
