| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is obvious that [conj] | 11 |
|
| 2 | it [is] obvious that [subord] | 11 |
|
| 3 | it [is] obvious that if | 6 |
|
| 4 | it [is] obvious that if | 6 |
|
