| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [conj] it [verb] not | 107 |
|
| 2 | [is] [conj] [pron] [vb past] not | 62 |
|
| 3 | [be] [conj] it [vb past] not | 24 |
|
| 4 | [is] [conj] it [vb past] [adv] | 15 |
|
