| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [adv] [verb] | 4626 |
|
| 2 | it is [adv] clear | 416 |
|
| 3 | it [adv] [verb] clear | 108 |
|
| 4 | it is [verb] clear | 31 |
|
| 5 | is [adv] [verb] clear | 18 |
|
