| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it be [prep] [det] | 2767 |
|
| 2 | it [vb mod] be [prep] | 2063 |
|
| 3 | [vb mod] be [prep] [det] | 834 |
|
| 4 | it [vb mod] be [det] | 644 |
|
| 5 | it [vb mod] [prep] [det] | 53 |
|
