| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] [to-vb] | 1341 |
|
| 2 | it is [verb] and | 243 |
|
| 3 | is [verb] [to-vb] and | 177 |
|
| 4 | it [verb] [to-vb] and | 83 |
|
| 5 | it is [to-vb] and | 17 |
|
