| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] clear that | 170 |
|
| 2 | it [vb -s] that a | 168 |
|
| 3 | it clear that a | 29 |
|
| 4 | [vb -s] clear that a | 17 |
|
