| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is not [adj] [Wh adv] [pers pn] | 10 |
|
| 2 | it is [not/n't] [adj] how [pers pn] | 7 |
|
| 3 | it is [not/n't] clear [Wh adv] [pers pn] | 7 |
|
| 4 | it is [not/n't] [adj] [Wh adv] it | 6 |
|
