| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it can [adv] [be] | 1833 |
|
| 2 | [pron] can only [be] | 434 |
|
| 3 | it [modal v] only [be] | 424 |
|
| 4 | it can only [be] | 133 |
|
