| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] clear that | 279 |
|
| 2 | it become [adv] clear that | 17 |
|
| 3 | it is become [adv] clear | 14 |
|
| 4 | is become [adv] clear that | 11 |
|
| 5 | it is become clear that | 9 |
|
