| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [adj] that | 3236 |
|
| 2 | it is [adv] clear [conj] | 490 |
|
| 3 | it be [adv] clear that | 476 |
|
| 4 | it [be] [adv] clear that | 476 |
|
| 5 | it [is] [adv] clear that | 386 |
|
| 6 | [pron] is [adv] clear that | 347 |
|
