| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is clear that [prep] | 79 |
|
| 2 | it is clear that a | 56 |
|
| 3 | is clear that [prep] a | 8 |
|
| 4 | it is that [prep] a | 6 |
|
| 5 | it is clear [prep] a | 5 |
|
