| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [not/n't] clear [conj] these | 6 |
|
| 2 | it is not clear [conj] these | 6 |
|
| 3 | it is [not/n't] clear [conj] these | 6 |
|
| 4 | it is [not/n't] clear [subord] these | 5 |
|
| 5 | it is [not/n't] clear whether these | 5 |
|
| 6 | it is [not/n't] clear whether these | 5 |
|
