| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could [verb] | 2659 |
|
| 2 | it [vb mod] cause | 213 |
|
| 3 | it [modal v] cause | 213 |
|
| 4 | [pron] could cause | 67 |
|
| 5 | [pers pn] could cause | 43 |
|
| 6 | it could cause | 21 |
|
| 7 | it could cause | 21 |
|
