| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] [not/n't] possible [verb] | 412 |
|
| 2 | it [is] [not/n't] [verb] that | 91 |
|
| 3 | it [is] possible [verb] that | 73 |
|
| 4 | [is] [not/n't] possible [verb] that | 14 |
|
