| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] to [be] | 3684 |
|
| 2 | it [vb -s] to [be] | 2358 |
|
| 3 | [pron] has to [be] | 1579 |
|
| 4 | it have to [be] | 1424 |
|
| 5 | it has to [be] | 876 |
|
| 6 | it has [prep] [be] | 876 |
|
