| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] [verb] | 33714 |
|
| 2 | [vb mod] [verb] [is] | 1944 |
|
| 3 | it [verb] [is] | 421 |
|
| 4 | it [vb mod] [is] | 5 |
|
