| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [verb] [prep] | 5467 |
|
| 2 | [pron] is [verb] for | 869 |
|
| 3 | it [be] [verb] for | 748 |
|
| 4 | it be [verb] for | 748 |
|
| 5 | [pers pn] is [verb] for | 493 |
|
| 6 | it [is] [verb] for | 368 |
|
| 7 | it is [verb] for | 275 |
|
