| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] [conj] it [is] | 558 |
|
| 2 | [adv] [vb pp] [conj] it [is] | 300 |
|
| 3 | not [vb pp] [conj] it [be] | 60 |
|
| 4 | not [vb pp] [conj] [pron] [is] | 59 |
|
