| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [vb pp] | 4715 |
|
| 2 | it be [not/n't] [vb pp] | 1831 |
|
| 3 | it [be] [not/n't] [vb pp] | 1831 |
|
| 4 | [pron] is [not/n't] [vb pp] | 1408 |
|
| 5 | it [is] [not/n't] [vb pp] | 1164 |
|
| 6 | it is [not/n't] [verb] | 1158 |
|
