| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] clear | 828 |
|
| 2 | it is quite [adj] | 759 |
|
| 3 | it be quite clear | 175 |
|
| 4 | it [be] quite clear | 175 |
|
| 5 | it [is] quite clear | 139 |
|
| 6 | [pron] is quite clear | 100 |
|
