| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] clear that | 355 |
|
| 2 | is perfectly [adj] that | 29 |
|
| 3 | is perfectly [adj] that | 29 |
|
| 4 | be perfectly clear that | 16 |
|
| 5 | [be] perfectly clear that | 16 |
|
| 6 | [is] perfectly clear that | 11 |
|
| 7 | is perfectly clear [conj] | 7 |
|
| 8 | is perfectly clear that | 6 |
|
| 9 | is perfectly clear that | 6 |
|
| 10 | is perfectly clear [that] | 6 |
|
