| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it is [adv] clear that | 36 |
|
| 2 | but it is [adv] clear that | 22 |
|
| 3 | but it is [not/n't] clear that | 14 |
|
| 4 | but it is not clear that | 14 |
|
| 5 | but it is not clear that | 14 |
|
| 6 | but it is quite clear that | 6 |
|
| 7 | but it is quite clear that | 6 |
|
