| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] it be not clear | 77 |
|
| 2 | [coord] it [be] not clear | 77 |
|
| 3 | [coord] it [is] not clear | 69 |
|
| 4 | [coord] it is not clear | 64 |
|
| 5 | but it [be] not clear | 56 |
|
| 6 | and it [be] not clear | 21 |
|
| 7 | [coord] it [was/were] not clear | 8 |
|
| 8 | [coord] it was not clear | 8 |
|
| 9 | [coord] it 's not clear | 5 |
|
