| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is not [adv] that | 79 |
|
| 2 | it is [adv] obvious that | 51 |
|
| 3 | it is not [adv] obvious | 16 |
|
| 4 | it is not obvious that | 12 |
|
| 5 | is not [adv] obvious that | 8 |
|
