| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [prep] | 23930 |
|
| 2 | [be] [prep] [det] | 12737 |
|
| 3 | it [be] [det] | 9904 |
|
| 4 | it [prep] [det] | 3506 |
|
