| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it could have [be] | 504 |
|
| 2 | as it have [be] | 323 |
|
| 3 | as it could [be] | 44 |
|
| 4 | as it could have | 10 |
|
| 5 | as could have [be] | 5 |
|
