| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] clear that | 279 |
|
| 2 | [subord] it is clear that | 94 |
|
| 3 | [subord] it is [adv] clear | 18 |
|
| 4 | [subord] it is [adv] that | 15 |
|
