| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] not [be] [vb pp] [conj] | 326 |
|
| 2 | it can [adv] [be] [vb pp] [conj] | 321 |
|
| 3 | [pron] can not [be] [vb pp] [conj] | 212 |
|
| 4 | it can not [be] [verb] [conj] | 140 |
|
