| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [adv] | 116470 |
|
| 2 | [pron] [be] not | 70596 |
|
| 3 | it [be] [not/n't] | 34843 |
|
| 4 | it [be] not | 34802 |
|
