| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb -s] be | 7815 |
|
| 2 | it be in | 5041 |
|
| 3 | it [vb -s] in | 1522 |
|
| 4 | [vb -s] be in | 1062 |
|
