| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [prep] [verb] | 1240 |
|
| 2 | it is [prep] [pron] | 601 |
|
| 3 | it is [pron] [verb] | 349 |
|
| 4 | it [prep] [pron] [verb] | 328 |
|
| 5 | is [prep] [pron] [verb] | 214 |
|
