| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [not/n't] [adv] a | 516 |
|
| 2 | it [be] [not/n't] [adv] [conj] | 411 |
|
| 3 | it [be] [adv] [conj] a | 95 |
|
| 4 | [be] [not/n't] [adv] [conj] a | 20 |
|
| 5 | it [be] [not/n't] [conj] a | 14 |
|
