| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [conj] it [modal v] | 566 |
|
| 2 | [vb base] [conj] it [vb mod] | 566 |
|
| 3 | [vb base] [conj] [pron] could | 415 |
|
| 4 | [verb] [conj] it could | 374 |
|
| 5 | [vb base] [conj] it could | 35 |
|
