| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | but it [be] clear that | 99 |
|
| 2 | but it be clear that | 99 |
|
| 3 | but it [is] clear that | 75 |
|
| 4 | but it is clear that | 68 |
|
| 5 | but it [was/were] clear that | 24 |
|
| 6 | but it was clear that | 24 |
|
| 7 | but it 's clear that | 7 |
|
