| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [adv] [be] that | 303 |
|
| 2 | it could [adv] [be] [conj] | 56 |
|
| 3 | [pron] could [adv] [be] that | 48 |
|
| 4 | it could [adv] [be] that | 47 |
|
