| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [conj] it [is] [not/n't] | 681 |
|
| 2 | [vb pp] [conj] it [is] [adv] | 400 |
|
| 3 | [vb pp] [conj] it [be] [not/n't] | 220 |
|
| 4 | [vb pp] [conj] [pron] [is] [not/n't] | 167 |
|
