| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] | 42986 |
|
| 2 | it [be] [not/n't] | 34843 |
|
| 3 | it be [not/n't] | 34817 |
|
| 4 | it [is] [not/n't] | 23627 |
|
| 5 | [pron] is [not/n't] | 18982 |
|
