| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] clear that | 1346 |
|
| 2 | it [is] not clear | 432 |
|
| 3 | it [is] not that | 287 |
|
| 4 | [is] not clear that | 69 |
|
| 5 | it not clear that | 14 |
|
