| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [prep] | 1342 |
|
| 2 | it [vb mod] [prep] | 1342 |
|
| 3 | [pron] could [prep] | 870 |
|
| 4 | [pers pn] could [prep] | 816 |
|
| 5 | it could [prep] | 46 |
|
| 6 | it could [prep] | 46 |
|
| 7 | it could [prep] | 46 |
|
