| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is clear that [adj] | 218 |
|
| 2 | is not clear that | 65 |
|
| 3 | is not that [adj] | 29 |
|
| 4 | not clear that [adj] | 25 |
|
| 5 | is not clear [adj] | 6 |
|
