| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it is | 16460 |
|
| 2 | [to-vb] [subord] it | 984 |
|
| 3 | [to-vb] it is | 278 |
|
| 4 | [to-vb] [subord] is | 15 |
|
